{"title":"Atomic Fluorescence Spectrometry","description":"","products":[{"product_id":"psa-10-055-millennium-excalibur-5","title":"PSA 10.055 MILLENNIUM EXCALIBUR","description":"\u003cp\u003ePSA 10.055 MILLENNIUM EXCALIBUR\u003cbr\u003e\u003cbr\u003eArsenic occurs in large quantities in the earth's crust and in trace quantities in rocks, soil, water and air. Exposure to arsenic can cause major health problems.\u003cbr\u003eP S Analytical have designed the PSA 10.055 Millennium Excalibur to be able to measure Arsenic in solids, sludges and liquids.\u003cbr\u003e\u003cbr\u003eThe instrument combines the advantages of vapour generation techniques which removes most interference with the sensitivity and selectivity of atomic fluorescence spectrometry.\u003cbr\u003eAtomic fluorescence spectrometry gives the added advantage of excellent linearity which in this case is over 5 orders of magnitude.\u003cbr\u003e\u003cbr\u003eBy a simple lamp change via the easy access lamp chamber, the instrument is also able to measure low ppt levels of Arsenic, Selenium, Antimony, Bismuth and Tellurium.\u003cbr\u003eDetection levels of 10ppt for As and Sb and 2ppt for Se are readily achieved. With the use of an optimised multi-reflectance filter detection levels of 10ppt can also be realised for Te and Bi.\u003cbr\u003e\u003cbr\u003eControl of the system is via a PC with Millennium software which not only controls the instrument but allows discrete data capture with full integration into user networks and formats. The software records all instrument parameters and calibration graph with the results of each analysis so is excellent for GLP records.\u003cbr\u003e\u003cbr\u003eThe software has the added advantage of operating two Millennium instruments (Merlin, Excalibur or combination) independently from the same PC thus reducing bench space footprint to a minimum.\u003cbr\u003e\u003cbr\u003eThe Millennium Excalibur is versatile enough to be able to be hyphenated with HPLC systems to allow the user to resolve speciation studies of arsenic, selenium and the other hydride forming elements.\u003cbr\u003e\u003cbr\u003eA range of Autosamplers and Accessories are available with the PSA 10.055 Millennium Excalibur.\u003cbr\u003eAutomation: The PSA 10.820 Modular Interface seamlessly integrates with the PSA 10.025 Millennium Merlin or the PSA 10.055 Millennium Excalibur with the PSA 20.400 Autosampler, and the entire system is controlled using the PSA SAMS+ Software.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54487923654947,"sku":"PSAAMILLENIUMEXCALIBUR","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/newmillenniumexcalibur.jpg?v=1764196074"},{"product_id":"arsenic-speciation-3","title":"ARSENIC SPECIATION","description":"\u003cp\u003eARSENIC SPECIATION\u003cbr\u003e\r\n\u003cbr\u003e\r\nArsenic and its compounds are known to have adverse health effects on humans, including cancers of the skin, bladder, kidney \u0026amp; lung, and diseases of the blood vessels of the legs and feet.  The toxicity of arsenic depends very heavily on the two main chemical forms, inorganic arsenic and organic arsenic.\u003cbr\u003e\r\n\u003cbr\u003e\r\nInorganic arsenic species (arsenite, arsenate) in ground water have caused tremendous epidemic poisoning across the globe.  Organic arsenic species (typically MMA, DMA) are common metabolites found in the human body and are much less toxic.  \u003cbr\u003e\r\n\u003cbr\u003e\r\nSome other arsenic forms which are very commonly presented and account for the majority of the arsenic abundance in the marine environment (arsenobetaine, arsenocholine, arsenosugars etc), are completely non-toxic.  The total concentration of arsenic cannot be used solely to explain the toxicity of arsenic in the environment.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs well as it''s own 10.820 Modular Interface, P S Analytical offer both Agilent and Dionex options for the separation of arsenic species using the PSA 10.055 Millennium Excalibur as the detector.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPSA 10.820 MODULAR INTERFACE COUPLED WITH THE 10.055 MILLENNIUM EXCALIBUR FOR THE SPECIATION OF ARSENIC\u003cbr\u003e\r\n\u003cbr\u003e\r\nUp to four arsenic species; arsenite (AsIII), dimethylarsinic acid (DMA), monomethylarsonic acid (MMA) and arsenate (AsV) can be separated on a simple system. For the determination of non-reducible arsenic species such as arsenobetaine (AsB), arsenocholine and Trimethylarsine oxide ((TMAO) and arsenosugars; a PSA 10.570 UV oxidation system can be included.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI extends the capability of P S Analytical''s Millennium Merlin and Excalibur Atomic Fluorescence Spectrometers and is available in a number of configurations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI 10.820-1000 includes:\u003cbr\u003e\r\n•\tan integrated HPLC pump\u003cbr\u003e\r\n•\ta 6 port injection valve\u003cbr\u003e\r\n•\tonline UV digestion\u003cbr\u003e\r\n•\theating and cooling\u003cbr\u003e\r\n\u003cbr\u003e\r\nWith a simple interface, and compatible flow rates, the accessory facilitates speciation studies (Hg, As, Se, Sb, Bi etc), online digestion (heat and UV), as well as a variety of post column reactions. The conjunction of the AFS systems with the MI provides ultimate detection performance for both sensitivity and selectivity.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIn addition to the impressive detection performance, the automated approach significantly speeds up analysis times, reduces and sample pre-treatment and handling errors.\t\u003cbr\u003e\r\nAll of these systems provide arsenic speciation for labs that need an easy-to-learn and easy-to-use system, which can be automated and\/or extended as the labs needs grow.\u003cbr\u003e\r\n\t\t\u003cbr\u003e\r\nThe speciation of arsenic species including the non-reducible arsenic species (arsenobetaine and arsenosugars) requires the use of UV oxidation system.  This, in conjunction with an oxidising reagent, helps the breakdown of non-reducible arsenic species to a form that will react with NaBH4 so these can be quantified.  As a result, a slight modification to the system is necessary.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54487923720483,"sku":"PSAAARSENICSPECIATION","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/ARSENIC_20SPECIATION_bc8dcebc-79e1-4bbe-9b65-ab5f1be6288d.jpg?v=1762743326"},{"product_id":"online-liquid-hydrocarbons-systems-3","title":"ONLINE LIQUID HYDROCARBONS SYSTEMS","description":"\u003cp\u003eONLINE LIQUID HYDROCARBONS SYSTEMS\u003cbr\u003e\r\n\u003cbr\u003e\r\nKnowledge of the total mercury content in volatile liquid hydrocarbons and condensates is extremely important for the following reasons: firstly mercury is highly toxic and is of environmental concern, and secondly it can cause damage to natural gas and petrochemical installations which can be financially crippling, especially when unscheduled shutdowns are forced.\u003cbr\u003e\r\n\u003cbr\u003e\r\nTo avoid potential damage, many companies install mercury removal systems to ensure the important parts of the plant are protected. This means periodic measurements of the outlets of these removal systems need to be made to ensure they are operating correctly. The inlet concentrations also need to be checked to help calculate the expected life of the removal bed.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs these measurements are critical, the frequency of measurement needs to be high therefore the preferred method of obtaining this data is by using online instruments.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs gas and petroleum installations have to meet specific requirements, the PSA Online Natural Gas systems are similarly specifically engineered to customer requirements for both measurement and control facilities for the measurement of mercury in liquid hydrocarbons and condensates.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe Online Liquid Hydrocarbon systems are based on two modules, the PSA 10.690 Mercury Preconcentration system and the PSA 10.670 Process Analyser.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.690 Mercury Preconcentration system has been developed from the PSA 10.515 Mercury Preconcentration system which is used for the single analysis of mercury in volatile liquid hydrocarbons, condensates and gasoline.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.690 Mercury Preconcentration system is physically divided into two interconnected purged cabinets and has been designed to operate in hazardous areas using electrical components certified to explosion proof rating. Systems can be built to handle multiple channels.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe heart of the PSA 10.670 Online Analyser is the PSA 10.525 Sir Galahad mercury analyser operating in dual amalgamation mode. The system also contains a stream selector unit (for multi channel operation and automatic calibration) and an automatic calibration system PSA 10.536 Hg Vapour Generation and an industrial computer with monitor running the PSA Online Software all housed in an optional purged enclosure.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe system can be expanded to simultaneously handle the online analysis of mercury in natural gas by the addition of the appropriate PSA 10.54X Online Sampling System.\u003cbr\u003e\r\n\u003cbr\u003e\r\nOnline analysis of mercury in volatile liquid hydrocarbons and condensates is becoming more in demand particularly from the new sources of supply.\u003cbr\u003e\r\n\u003cbr\u003e\r\nTo discuss particular requirements and for more detailed information on the above products, please contact us.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54487923753251,"sku":"PSAAONLINELIQHYDRICARBONS","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/onlineliquidhydrocarbon2_5b9b00b6-9603-4f6b-afbb-d5544f7bba83.jpg?v=1762743329"},{"product_id":"online-natural-gas","title":"ONLINE NATURAL GAS","description":"\u003cp\u003eONLINE MERCURY IN NATURAL GAS SYSTEMS\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs most natural gas installations are built to order and have to meet particular requirements, the PSA Online Natural Gas systems are similarly specifically engineered to customer requirements for both measurement and control facilities for the measurement of mercury in natural gas.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMercury in Natural gas is of concern as it is both highly toxic with detrimental effects on the environment, and can cause potentially catastrophic damage to Natural gas and Petrochemical installations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nTo avoid any potential damage, companies install mercury removal systems to ensure the important parts of the plant are protected. Periodic measurements of the outlets of these removal systems need to be made to ensure they are operating efficiently. The inlet concentrations also need to be checked to ensure the expected life of the removal bed is met.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs these measurements are critical, the frequency of measurement needs to be high therefore the preferred method of obtaining this data is by using online instruments. Similarly at LNG terminals, gas tanker ships want fast turnaround times, so again, online instrumentation offering fast and automatic measurements are preferred.\u003cbr\u003e\r\n\t\u003cbr\u003e\r\nAs most natural gas installations are build to order and have to meet specific requirements, the PSA Online Natural Gas systems are similarly specifically engineered to customer requirements for both measurement and control facilities for the measurement of mercury in natural gas.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe Online Natural Gas systems are based on two modules, the PSA 10.54X Sampling System and the PSA 10.670 Process Analyser. These units operating together provide a powerful mercury monitoring system for Natural gas.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThese modules can utilise optional modules such as Primary Pressure Reduction, Primary Bypass Control or use Automatic Carrier Gas Control to configure a bespoke system.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPSA have designed suitable online sampling systems based on the widely used offline sampling system the PSA 10.547D which ensure that the sample taken is fully representative of the matrix when presented to the measurement device.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.54X series of online sampling systems have been designed to operate in hazardous areas using electrical components certified to explosion proof rating and are built to handle an typically 1-8 channels (although 4 streams are normally the maximum in one cabinet).\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe process analyser section is housed in a purged enclosure which can utilise air or nitrogen purge. The purged enclosure has a controller which only allows power to be applied to the instrument when it is safe to do so and can be constructed to meet NEC, IECEx or ATEX standards.\t\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe heart of the PSA 10.670 Online Analyser is the PSA 10.525 Sir Galahad mercury analyser operating in dual amalgamation mode. The system also contains a stream selection unit (for multi channel operation and automatic calibration), an automatic calibration system PSA 10.536 Hg Vapour Generation and an industrial computer with monitor running the PSA Online Software.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.670 used for the measurement of mercury in natural gas by atomic fluorescence follows the ASTM 6350-98 and ISO 6978-2 procedures and is specifically configured for the petrochemical industry.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe system can be expanded to simultaneously handle the online analysis of mercury in volatile liquid hydrocarbons and condensates by the addition of the PSA 10.690 Mercury Preconcentration system.\u003cbr\u003e\r\n\u003cbr\u003e\r\nP S Analytical have sold large numbers of Sir Galahad systems for the determination of Mercury in Natural Gas to all the oil and gas multinationals, the majority of the field testing companies and many of the mercury removal system suppliers.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMany Online Mercury in Natural gas\/LNG Systems have been sold worldwide to customers who have multiple systems, many of which handle multiple gas streams.\u003cbr\u003e\r\n\u003cbr\u003e\r\nTo discuss particular requirements and for more detailed information on the above products, please contact us.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488059248931,"sku":"PSAAONLINENATGAS","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/onlinenaturalgas.jpg?v=1762746671"},{"product_id":"mercury-speciation","title":"MERCURY SPECIATION","description":"\u003cp\u003eMERCURY SPECIATION\u003cbr\u003e\r\n\u003cbr\u003e\r\nIt now well documented that organomercury compounds such as methyl mercury chloride and ethyl mercury chloride are much more toxic than inorganic mercury . It is therefore important to be able to separate and measure these and other species of mercury in order to avoid a tragedy similar to that at Minamata Bay.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIn order to determine levels of the individual mercury species, separation techniques such as such as HPLC (usually partition or ion chromatography) and\/or GC are widely used. Using suitable extraction procedures, these techniques combined with sensitive detectors such as an Atomic Fluorescence spectrometer, offer the analyst a reliable and inexpensive system for mercury speciation.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFor the HPLC speciation of mercury, a column suitable for the separation of the organo-mercury species is connected to an HPLC pump fitted with solvent handing accessory and manual injection valve. The column outlet is connected to the PSA 10.025 Millennium Merlin where the separated mercury species are oxidised to Mercury2+. Stannous chloride is added in the gas liquid separator where mercury0 vapour is released which is measured, using Atomic fluorescence spectrometry operating in continuous flow mode. Automated mercury speciation can be achieved simply by the addition of an autosampler and automated valve.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs well as it''s own 10.820 Modular Interface, P S Analytical offer both Agilent and Dionex LC options for the separation of mercury species using a PSA Millennium Merlin as the detector.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPSA 10.820 MODULAR INTERFACE COUPLED WITH THE 10.025 MILLENNIUM MERLIN FOR THE SPECIATION OF MERCURY\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI extends the capability of PS Analytical''s Millennium Merlin and Excalibur Atomic Fluorescence Spectrometers and is available in a number of configurations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI 10.820-1000 includes:\u003cbr\u003e\r\n•\tan integrated HPLC pump\u003cbr\u003e\r\n•\ta 6 port injection valve\u003cbr\u003e\r\n•\tonline UV digestion\u003cbr\u003e\r\n•\theating and cooling\u003cbr\u003e\r\n\u003cbr\u003e\r\nWith a simple interface, and compatible flow rates, the accessory facilitates speciation studies (Hg, As, Se, Sb, Bi etc), online digestion (heat and UV), as well as a variety of post column reactions. The conjunction of the AFS systems with the MI provides ultimate detection performance for both sensitivity and selectivity.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIn addition to the impressive detection performance, the automated approach significantly speeds up analysis times, reduces sample pre-treatment and handling errors.\u003cbr\u003e\r\n\t\u003cbr\u003e\r\nAll of these systems provide arsenic speciation for labs that need an easy-to-learn and easy-to-use system, which can be automated and\/or extended as the labs needs grow.\u003cbr\u003e\r\n\t \t\u003cbr\u003e\r\nFor those laboratories already having an HPLC system only the column and PSA 10.025 Millennium Merlin is required.\u003cbr\u003e\r\n\u003cbr\u003e\r\n10.725 GC SYSTEM FOR THE SPECIATION OF MERCURY\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe system comprises an atomic fluorescence spectrometer with integrated pyrolysis control unit coupled to gas chromatographic column output for the determination of mercury at ultra trace levels. The detector uses a low-pressure Hg lamp as the excitation source and detection by Photo-multiplier. The system is suitable for both routine and research applications.\u003cbr\u003e\r\nThe instrument can be used for a range of applications and typical results have shown excellent agreement with certified reference materials. Both HPLC and GC approaches offer different advantages, please contact us to see which approach would best suit your particular application.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488059380003,"sku":"PSAAMERCURYSPECIATION","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/MERCURY_20SPECIATION.jpg?v=1762746677"},{"product_id":"psa-10-525-sir-galahad","title":"PSA 10.525 SIR GALAHAD","description":"\u003cp\u003ePSA 10.525 SIR GALAHAD\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.525 Sir Galahad analyser is specifically designed for measuring mercury in gaseous samples at both online and offline installations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nSampling is via a dual purge and trap arrangement incorporating specific Amasil® traps operating in either a continuous or remote operation. The analyser complies with both ISO 6978:2 and ASTM 6350-98 methods for measuring mercury in natural gas.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMercury is measured using atomic fluorescence detection which allows absolute detection levels of below 0.1picogram.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.525 Sir Galahad mercury analyser can be controlled via a PC or laptop computer using the dedicated Sir Galahad software or the versatile PSA online software.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThere are a range of accessories compatible with the PSA 10.525 Sir Galahad mercury analyser which can extend its range of applications from measuring mercury in exhaled breath to direct mercury in gasoline analysis.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.525 Sir Galahad is widely used for the analysis of natural gas at both online and offline locations although it is also used at the heart of the PSA online mercury CEMs for power plant, crematoria and incinerator stacks.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIt is also used for the online and offline analysis of mercury in air at urban and rural sites and for measuring mercury in industrial gases like hydrogen and carbon dioxide. The analyser is portable with a simple trolley-like carry case so can easily be transported for site-to-site measurements.\u003cbr\u003e\r\n\u003cbr\u003e\r\nP S Analytical offer a range of ambient air sampling modules that couple with the Sir Galahad to provide a complete analytical solution. Both passive and active sampling techniques are available. The newly released G525S100 Air Sentinel is an unattended ambient air, active sampling device that provides sampling with an accurate air volume for mercury in air studies.\u003cbr\u003e\r\n\u003cbr\u003e\r\nA choice of sampling modules is available to fulfil the requirements of specific applications. These include explosion proof units for mercury in natural gas applications, dual amalgamation units to check that 100% of mercury is amalgamated, dual amalgamation units which alternate in sampling and analysis cycle so that continuous measurement of mercury is obtained which can identify when transient peaks are emitted and units specific to analysis of mercury in natural gas where high levels of hydrogen sulphide are present.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFor mercury analysis incorporated into engineering-based projects, PSA is able to offer its analytical expertise combined with the client''s engineering team to provide a fully customised approach.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488059412771,"sku":"PSAASIRGALAHAD","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/SirGalahad.jpg?v=1762746680"},{"product_id":"online-stack-gas-cem-systems","title":"ONLINE STACK GAS\/CEM SYSTEMS","description":"\u003cp\u003eONLINE STACK GAS\/CEM SYSTEMS\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe P S Analytical range of mercury continuous emissions monitors (CEMs) is designed to handle all types of industrial and research applications. The CEM is based on modules which allow the systems to be customised to specific user requirements. The majority of CEMs fall into three broad categories which can be summarised as general purpose, dedicated monitoring or compact instruments.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIt is estimated that over half the mercury emissions to the atmosphere are caused by anthropogenic activities. (Further information is available from the EPA website). The majority are caused by the burning of fossil fuels for power generation but significant amounts are also produced from waste incineration, crematorium and smelters.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMercury is emitted from combustion processes in three forms: (1) elemental mercury Hg0, (2) oxidised mercury HgII and (3) particulate mercury HgP.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe oxidised and particulate forms of mercury have a relatively short atmospheric residence time and affect the area closer to their source whereas elemental mercury can stay in the atmosphere for times varying from 8 to 16 months and therefore can be wind transported over vast distances with consequent global environmental impact.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMercury continuous emissions monitors are increasingly used at any industrial plant which uses combustion technology and produces significant mercury emissions.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFull scale plant systems need to be able to handle harsh operating conditions with minimal operator attention. Conversely lab scale systems have to be able to handle rapid changes in operating conditions set up which requires more operator intervention.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPilot plants can vary in size from just above lab scale to full scale plants so analyser requirements can vary greatly.\u003cbr\u003e\r\nWe describe systems for full scale plants here with recommendations for pilot plant and lab systems.\u003cbr\u003e\r\nThe operational systems consist of Mercury CEM analyser with an appropriate probe\/sample conditioning system..\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488059773219,"sku":"PSAAONLINESTACKGAS","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/stackgas3.jpg?v=1762746687"},{"product_id":"selenium-speciation","title":"SELENIUM SPECIATION","description":"\u003cp\u003eSELENIUM SPECIATION\u003cbr\u003e\r\n\u003cbr\u003e\r\nSelenium can be presented in both inorganic (selenite, selenate, hydrogen selenide etc) and organic forms (selenomethionine, selenocysteine and selenoproteins etc). Among them, hydrogen selenide is extremely toxic while selenomethionine is essential and nutritional to the human body.  The forms and the concentrations of selenium define its role in the environment and in the living systems.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe field of selenium speciation has been receiving increasing attention over the past decades. Research and routine analysis of selenium is undertaken in plants, soils, nutritional supplements, and biological samples (urine etc.) in many environmental institutions and agencies.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAs well as it''s own 10.820 Modular Interface, P S Analytical can offer both Agilent and Dionex options for the separation of selenium species using the PSA 10.055 Millennium Excalibur as the detector.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPSA 10.820 MODULAR INTERFACE COUPLED WITH THE 10.055 MILLENNIUM EXCALIBUR FOR THE SPECIATION OF SELENIUM\u003cbr\u003e\r\n\u003cbr\u003e\r\nUsing a reverse phase column with a modifier of DDAB, five selenium species (selenocystine, selenomethionine, selenoethionine, selenite and selenate) can be generated in under 10 minutes. The inclusion of the UV system aids in the conversion of the species into hydride forming species thus allowing lower limits of detection to be achieved.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI extends the capability of P S Analytical''s Millennium Merlin and Excalibur Atomic Fluorescence Spectrometers and is available in a number of configurations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI 10.820-1000 includes:\u003cbr\u003e\r\n•\tan integrated HPLC pump\u003cbr\u003e\r\n•\ta 6 port injection valve\u003cbr\u003e\r\n•\tonline UV digestion\u003cbr\u003e\r\n•\theating and cooling\u003cbr\u003e\r\n\u003cbr\u003e\r\nWith a simple interface, and compatible flow rates, the accessory facilitates speciation studies (Hg, As, Se, Sb, Bi etc), online digestion (heat and UV), as well as a variety of post column reactions. The conjunction of the AFS systems with the MI provides ultimate detection performance for both sensitivity and selectivity.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIn addition to the impressive detection performance, the automated approach significantly speeds up analysis times, reduces and sample pre-treatment and handling errors.\t\u003cbr\u003e\r\n\u003cbr\u003e\r\nAll of these systems provide arsenic speciation for labs that need an easy-to-learn and easy-to-use system, which can be automated and\/or extended as the labs needs grow.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488059969827,"sku":"PSAASELENIUMSPECIATION","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/SELENIUM_20SPECIATION.jpg?v=1762746695"},{"product_id":"psa-10-025-millennium-merlin","title":"PSA 10.025 MILLENNIUM MERLIN","description":"\u003cp\u003ePSA 10.025 MILLENNIUM MERLIN\u003cbr\u003e\r\n\u003cbr\u003e\r\nMercury analysers are now an essential tool for all analytical laboratories as mercury which is extremely toxic to humans is a major contaminant throughout our environment.\u003cbr\u003e\r\nAnalysts therefore need a versatile analyser in order to measure mercury in all the types of material which may be presented to them.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.025 Millennium Merlin mercury analyser is designed specifically for the analysis of mercury in all types of samples.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe analyser combines the advantages of vapour generation techniques which removes most chemical interferences with the sensitivity and selectivity of atomic fluorescence spectrometry which allows mercury analysis down to sub ppt detection limits with with 107x linearity.\u003cbr\u003e\r\n\u003cbr\u003e\r\nApplications include environmental samples (e.g. mercury in ground water, sea water, well water, bottled water and drinking water), foods (e.g. mercury in fish, rice, vegetables, tea \u0026amp; milk),  biological samples (e.g. mercury in urine, blood and hair), industrial samples (e.g. mercury in effluents, aluminium, zinc electrolytes, paper, incineration ash, sodium hypochlorite, caustic soda, fly ash, sulphur, and brines), and petrochemical chemical samples including; mercury in naphthas, crude oil, condensates, formation waters and other petrochemical products.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe biodegradable products methyl mercury and dimethylmercury are even more toxic and accumulate in fish tissues from where they enter the human food chain. The Millennium Merlin is versatile enough to be hyphenated with HPLC systems to allow the user to resolve speciation studies for these highly toxic organo-mercury compounds.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe control of the system is via a PC with Millennium Software which not only controls the instrument but allows discrete data capture with full integration into user networks and formats.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe software records all instrument parameters and calibration graph with the results of each analysis so is excellent for GLP validation procedures and laboratory records.\u003cbr\u003e\r\nThe software has the added advantage of allowing the user to independently operate up to two Millennium instruments (Merlin, Excalibur or combination) from the same PC thus reducing bench space footprint to a minimum.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThree versions of the instrument are available:\u003cbr\u003e\r\na) the standard PSA 10.025 Millennium Merlin with atomic fluorescence detection as described above.\u003cbr\u003e\r\n\u003cbr\u003e\r\nb) The PSA 10.035 Millennium which uses vapour generation with atomic fluorescence detection plus an amalgamation facility to reduce detection limits even further. This instrument is compliant with EPA 1631 method for drinking water but is ideal for any application where very low levels of mercury need to be measured.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe analyser can be operated in both 1631 and standard Merlin configurations according to laboratory analytical requirements\u003cbr\u003e\r\n\u003cbr\u003e\r\nAn additional accessory is available for the analysis of mercury in air samples which connects quickly and easily to the PSA 10.035 Millennium 1631 for this application.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe Millennium Merlin 1631 is designed to be fully compliant with the following methods: EPA 1631, EPA 245.7, EPA 7474 and BS ISO 17852 (formerly EN13506) offering excellent results, sensitivity and reproducibility.\u003cbr\u003e\r\n\u003cbr\u003e\r\nc) A modified unit, the PSA 10.045 Millennium Merlin Cold Vapour - system designed specifically for Cold Vapour AAS technology and compliant to the following methods: EPA 245.1, EPA 245.2, EPA 7470 and EPA 7471with atomic absorption detection for people using these older standard methods.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFor further information on some of the applications undertaken previously by PSA please contact us.\u003cbr\u003e\r\n\u003cbr\u003e\r\nA range of Autosamplers and Accessories are available with the PSA 10.025 Millennium Merlin.\u003cbr\u003e\r\nAutomation: The PSA 10.820 Modular Interface seamlessly integrates with the PSA 10.025 Millennium Merlin or the PSA 10.055 Millennium Excalibur with the PSA 20.400 Autosampler and the entire system is controlled using the PSA SAMS+ Software.\u003cbr\u003e\r\nContact us to discuss your specific requirements.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488061149475,"sku":"PSAAMILLENIUMMERLIN","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/newmillenniummerlin.jpg?v=1764196074"},{"product_id":"psa-10-035-millennium-merlin-1631","title":"PSA 10.035 MILLENNIUM MERLIN 1631","description":"\u003cp\u003ePSA 10.035 MILLENNIUM MERLIN 1631\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.035 Millennium Merlin 1631 was developed for the determination of mercury at low levels and specifically to be compliant with EPA Method 1631 for mercury in drinking water. The instrument is essentially the same as the PSA 10.025 Millennium Merlin but with the inclusion of a gold trap prior to the detection step. \u003cbr\u003e\r\n\u003cbr\u003e\r\nThe system uses continuous flow vapour generation (as does the 10.025 Millennium Merlin), but the generated mercury vapour is passed over a gold trap where the mercury is preconcentrated. After collection for a pre-set time the mercury is then thermally desorbed into the atomic fluorescence detector.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA 10.035 Millennium Merlin 1631 can operate in both standard 10.025 Millennium Merlin mode or in the 10.035 Millennium Merlin 1631 mode. The changeover is achieved rapidly by switching one valve and changing the output line from the permapure dryer to the 1631 position.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe PSA Millennium Software not only controls the instrument but allows discrete data capture with full integration into user networks and formats. With each analysis it shows individual and mean calibration factors, precision of factors and accuracy of lowest standards which allow complete compliance with both EPA Method 1631 and GLP requirements.\u003cbr\u003e\r\n\u003cbr\u003e\r\nA range of Autosamplers and Accessories are available with the PSA 10.035 Millennium Merlin 1631.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488061182243,"sku":"PSAAMILLENIUMMERLIN1631","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/newmillenniummerlin1631.jpg?v=1764196074"},{"product_id":"antimony-speciation","title":"ANTIMONY SPECIATION","description":"\u003cp\u003eANTIMONY SPECIATION\u003cbr\u003e\r\n\u003cbr\u003e\r\nAlthough it has been used in medicine by man for several thousand years, antimony is found to be non-essential and toxic to human body. However, the toxicity of antimony is also expected to be specie and form dependent. Elemental antimony is more toxic than its salt, and trivalent Sb is generally ten times more toxic than pentavalent Sb species.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAntimony trioxide is found to cause serious lung cancer by inhalation.  Whereas some antimony containing salts are commonly used as therapeutic treatment of parasite such as leishmaniasis.  The concentration and more importantly the speciation of antimony must be understood before its toxicity can be assessed.\u003cbr\u003e\r\nAs well as it''s own 10.820 Modular Interface, P S Analytical offer both Agilent and Dionex options for the separation of antimony species using the PSA 10.055 Millennium Excalibur as the detector.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPSA 10.820 MODULAR INTERFACE COUPLED WITH THE 10.055 MILLENNIUM EXCALIBUR FOR THE SPECIATION OF ANTIMONY\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe separation of SbIII and SbV can be carried out in less than 3 minutes using a simple isocratic elution program and a strong anion exchange column (PSA C1 or equivalent).\u003cbr\u003e\r\nThe system offers reliability and ease-of-use and gives limits of detection of 0.2 ng ml-1, making it a useful tool for any laboratory interested in antimony speciation.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI extends the capability of P S Analytical''s Millennium Merlin and Excalibur Atomic Fluorescence Spectrometers and is available in a number of configurations.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe MI 10.820-1000 includes:\u003cbr\u003e\r\n•\tan integrated HPLC pump\u003cbr\u003e\r\n•\ta 6 port injection valve\u003cbr\u003e\r\n•\tonline UV digestion\u003cbr\u003e\r\n•\theating and cooling\u003cbr\u003e\r\n\u003cbr\u003e\r\nWith a simple interface, and compatible flow rates, the accessory facilitates speciation studies (Hg, As, Se, Sb, Bi etc), online digestion (heat and UV), as well as a variety of post column reactions. The conjunction of the AFS systems with the MI provides ultimate detection performance for both sensitivity and selectivity.\u003cbr\u003e\r\n\u003cbr\u003e\r\nIn addition to the impressive detection performance, the automated approach significantly speeds up analysis times, reduces and sample pre-treatment and handling errors.\t\u003cbr\u003e\r\n\u003cbr\u003e\r\nAll of these systems provide arsenic speciation for labs that need an easy-to-learn and easy-to-use system, which can be automated and\/or extended as the labs needs grow.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54488061640995,"sku":"PSAAANTIMONYSPECIATION","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/ANTIMONY_20SPECIATION.jpg?v=1762746763"},{"product_id":"10216-online-workroom-monitoring","title":"10216 ONLINE WORKROOM MONITORING","description":"\u003cp\u003e10.216 - MERCURY IN WORK ROOM AIR\u003cbr\u003e\r\n                                                                       \u003cbr\u003e\r\nMercury in the Workplace\u003cbr\u003e\r\nElemental mercury (Hg0) has a significant vapour pressure, even at low temperatures the vapour can exist in workroom air. The Hg vapour present in the workroom may be breathed in together with the air and can cause harm or illness to workers.  The health effects that can be caused by inhaling mercury depend on how much mercury vapour you breathe in and how long you are exposed to the vapours. \u003cbr\u003e\r\n\u003cbr\u003e\r\nIndustries which use mercury for manufacturing \/ as part of a process are more at risk to mercury exposure. Some industries where mercury is used or may be present are included in the infographic above. Mercury use is not limited to these areas, and exist in many other industries, such as in dentistry, where mercury amalgams are commonly used.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMonitoring these air impurities in the workplace is an important part of the assessment of risks to health. Companies should ensure that exposure of workers to air impurities is regularly monitored and that their exposure levels are below the relevant Occupational Exposure Limits (OELs). OELs for mercury vary depending on the regulatory authority and the type of exposure. The table below gives example limits applicable to gas-phase elemental and inorganic mercury.\u003cbr\u003e\r\n \t\t \u003cbr\u003e\r\nSystem Overview\u003cbr\u003e\r\nThe 10.216 analyser is specifically designed to monitor the mercury concentration in workroom air. The system features a touchscreen PC built into the system for ease of use by an operator, with accommodation for remote access if the user requires. Up to two atomic fluorescence spectrometers can be placed into the analysis cabinet, increasing the sampling points available. Atomic fluorescence offers both excellent sensitivity and linearity and is ideal for monitoring applications. Some system specifications can be found below.                                                           \u003cbr\u003e\r\n\u003cbr\u003e\r\nRapid Sample Analysis\u003cbr\u003e\r\nSample gases are continuously pulled through the sampling lines to ensure the analysis of a representative sample while minimising the analysis period of the instrument. One sample stream is selected at a time for the accurate determination of mercury concentration. Sample streams are automatically run and can be easily selected on the instrument main page. The main page also shows calibration information, alarms and a history of results.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAutomatic System Checks and Calibration\u003cbr\u003e\r\nThe 10.536W and 10.532W Mercury Vapour Generator accessories can generate a known concentration of mercury in a gas. Saturated mercury vapour is diluted, and the output concentration automatically calculated in the software. The generated gas can be used to check the calibration of the instrument and ensure validity of the results. The system can also automatically be recalibrated on a schedule decided by the user. The on-board calibration and check system allows for constant instrument operation with no downtime.\u003cbr\u003e\r\n\u003cbr\u003e\r\nCustomisable Software\u003cbr\u003e\r\nThe system is supplied with the P S Analytical C210S007 Online software package as standard. This gives the administrator complete flexibility over system control. Parameters such as stream selection, analysis frequency, maintenance scheduling can all be controlled by the end user. The admin can limit the control of the instrument to other operators by introducing a multi-tier login system.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThe software records all results and can generate reports which can be printed for easy record keeping or exported to excel for data analysis. The report includes visual data such as trend graphs to provide a quick summary of the collected data.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAlarm Systems and Outputs\u003cbr\u003e\r\nThe configured alarms allow for minimal operator intervention and saves time for all users. As standard the PSA 10.216 analyser comes with 4-20mA outputs and 4 relays (contact closures) for alarms.\u003cbr\u003e\r\n\u003cbr\u003e\r\nAdditional 4-20mA and contact closures and digital outputs can be easily added, as well as MODBUS RTU, RS 232, OPC Server and OPC Client.\u003cbr\u003e\r\n                                \u003cbr\u003e\r\nFor more detailed information on the system, output options and software possibilities, please contact us.\u003c\/p\u003e","brand":"PS Analytical","offers":[{"title":"Default Title","offer_id":54929060167971,"sku":"PSAA10216ONLINEWORKROOMMONITORING","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/Workroom_20Air_20Monitor.jpg?v=1776213033"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/collections\/PSA_logo2.jpg?v=1761007262","url":"https:\/\/onelab.co.nz\/collections\/atomic-fluorescence-spectrometry.oembed","provider":"Onelab","version":"1.0","type":"link"}