{"title":"Hydrometers \u0026 Hygrometers","description":"","products":[{"product_id":"potato-hydrometer-18-27-dry-matter","title":"Potato Hydrometer 18\/27% Dry Matter","description":"\u003cp\u003ePotato Hydrometer\u003cbr\u003e\r\n\u003cbr\u003e\r\n•Unique to Zeal, this long established instrument is in extensive use throughout the potato industry.\u003cbr\u003e\r\nThe ZEAL potato hydrometer was developed by experts in conjunction with the UK Potato Marketing Board for those in the industry who needed to accurately monitor the water content of potatoes.\u003cbr\u003e\r\n\u003cbr\u003e\r\n•An accurate and simple method of measuring the solid content or dry matter of potatoes to ensure the optimum result is achieved in the manufacturing process of foods such as crisps, frying chips, small deep frying potatoes, potato wedges, canned, frozen and powdered potato products. \u003cbr\u003e\r\n\u003cbr\u003e\r\nRange: \u003cbr\u003e\r\n•D4502 - 18 \/ 27% dry matter\u003cbr\u003e\r\n\u003cbr\u003e\r\n**Image is a sample only**\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946907816227,"sku":"ZEALD4502","price":1130.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/d4502.jpg?v=1779861435"},{"product_id":"zeal-230mm-hydrometer-0-50-baume-15-6c","title":"230MM Baume Hydrometer 0\/50, 15.6°C","description":"\u003cp\u003eBaume Hydrometers: \u003cbr\u003e\r\n•230mm Long\u003cbr\u003e\r\n•Adjusted @ 15°c. \u003cbr\u003e\r\n•Supplied Single\u003cbr\u003e\r\n\u003cbr\u003e\r\n**Image is a sample only**\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946912108835,"sku":"ZEALD0520","price":148.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D0520.jpg?v=1779861455"},{"product_id":"brineometer-hydrometer-230mm-0-100","title":"Brineometer, Hydrometer, 230mm  0\/100%","description":"\u003cp\u003eBrineometer Hydrometer:\u003cbr\u003e\r\nZeal Brineometer Hydrometer D4010 0\/100% x weight Length 230mm Adjusted @ 15degC \/ 60degF\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946912502051,"sku":"ZEALD4010","price":64.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/d4010.jpg?v=1779861457"},{"product_id":"hydrometer-d3562-1-2-1-25-at-20c","title":"Hydrometer D3562 1.2-1.25 at 20°C, 1 degree divisions","description":"\u003cp\u003e50 DEGREE SERIES 230mm long  with 1 degree divisions.\u003cbr\u003e\r\n\u003cbr\u003e\r\n•Specific Gravity Hydrometers by GH Zeal Ltd. Commercial Grade.\u003cbr\u003e\r\n•These hydrometers are adjusted (calibrated) at a temperature of 15.6°C\u003cbr\u003e\r\n•They are also available adjusted to 20C or 28.9°C\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946915811619,"sku":"ZEALD3562","price":135.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3562.jpg?v=1779861479"},{"product_id":"hydrometer-1000-1200-sg-15-6-deg-c","title":"Hydrometer D3502 1000-1200 SG at 15.6°C","description":"\u003cp\u003e200 Degrees Series: \u003cbr\u003e\r\n• 230mm Long\u003cbr\u003e\r\n• 2° Divisions. \u003cbr\u003e\r\n• Supplied Single\u003cbr\u003e\r\n\u003cbr\u003e\r\n**Image is a sample only**\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946920169763,"sku":"ZEALD3502","price":72.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3502.jpg?v=1779861497"},{"product_id":"alcohol-hydrometer-bs5470","title":"Alcohol Hydrometer 940\/960kg\/m3","description":"\u003cp\u003eB248 Alcohol Hydrometer BS5470\u003cbr\u003e\r\n\u003cbr\u003e\r\n• Adjusted @ 20°C\u003cbr\u003e\r\n•Range: 940\/960kg\/m3\u003cbr\u003e\r\n•Length: 300mm\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946921972003,"sku":"ZEALB248","price":190.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/B248.jpg?v=1779861505"},{"product_id":"draft-survey-hydrometer","title":"Draft Survey Hydrometer, 0.990\/1.040 kg\/L @ 15°C 330mm long x 0.0005 divisions","description":"\u003cp\u003eDraft Survey Hydrometer by Zeal is suitable for use in sea or fresh water. It was specially designed in collaboration with S.G.S. Van Bree N.V., Antwerp, member of the Socie´te´ Ge´ne´rale de Sur- veillance S.A. Geneva, to ensure that when carrying out a Draft Survey on cargo carrying vessels the weight to volume relationship of the supporting water was precisely measured and accurately reported. Not all hydrometers on sale are manufactured to the very high standards of Zeal whose quality is universally relied upon.\u003cbr\u003e\r\n\u003cbr\u003e\r\nDraft Survey Hydrometer. Supplied singles with certificate of conformity and instructions.\u003cbr\u003e\r\n\u003cbr\u003e\r\nSpecifications:\u003cbr\u003e\r\n• 0.990\/1.040 kg\/L @ 15°C 330mm long x 0.0005 divisions\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946923577635,"sku":"ZEALD4040","price":333.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D4040.jpg?v=1787582119"},{"product_id":"hydrometer-1-200-1-300-specific-gravity-230mm-long-1-deg-divisions","title":"Hydrometer, D3584 1.200\/1.300 at 15.6 °C, 1 degree divisions","description":"\u003cp\u003e100 DEGREE SERIES 230mm long  with 1 degree divisions.\u003cbr\u003e\r\n\u003cbr\u003e\r\n•Specific Gravity Hydrometers by GH Zeal Ltd. Commercial Grade.\u003cbr\u003e\r\n•These hydrometers are adjusted (calibrated) at a temperature of 15.6°C\u003cbr\u003e\r\n•They are also available adjusted to 20C or 28.9°C\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946928165155,"sku":"ZEALD3584","price":69.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3584.jpg?v=1779861529"},{"product_id":"hydrometer-d3561-1-15-1-2-at-15-6c","title":"Hydrometer D3561 1.15-1.2 at 15.6°C, 1 degree divisions","description":"\u003cp\u003e50 DEGREE SERIES 230mm long  with 1degree divisions.\u003cbr\u003e\r\n\u003cbr\u003e\r\n•Specific Gravity Hydrometers by GH Zeal Ltd. Commercial Grade.\u003cbr\u003e\r\n•These hydrometers are adjusted (calibrated) at a temperature of 15.6C\u003cbr\u003e\r\n•They are also available adjusted to 20C or 28.9°C\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":46946930098467,"sku":"ZEALD3561","price":135.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3561.jpg?v=1779861535"},{"product_id":"hygrometer-traceable-monitoring-with-a2la-accreditation","title":"Hygrometer, Traceable Monitoring with A2LA Accreditation","description":"\u003cp\u003eProduct Description\u003cbr\u003e\r\nIncludes:\u003cbr\u003e\r\nAAA battery, built-in stand, wall mount, and A2LA-accredited NIST-traceable calibration certificate with data.\u003cbr\u003e\r\n\u003cbr\u003e\r\nKey Features\u003cbr\u003e\r\n•Simultaneously displays time-of-day, humidity and temperature\u003cbr\u003e\r\n•Memory recalls the highest and lowest temperature and humidity readings\u003cbr\u003e\r\n•Choose between a NIST-traceable or A2LA accredited (1750.01) calibration certificate depending on model\u003cbr\u003e\r\n•NIST-Traceable accredited model has built-in temperature and humidity sensors designed for indoor measurements\u003cbr\u003e\r\n•Traceable® model number 4040\u003cbr\u003e\r\n\u003cbr\u003e\r\n\u003cbr\u003e\r\nMore About this Item\u003cbr\u003e\r\nThe Traceable® Monitoring Hygrometer is designed for professionals who require high-accuracy humidity and temperature monitoring in laboratory, industrial, and cleanroom environments. Customers can choose between NIST-traceable certification or A2LA-accredited calibration, ensuring compliance with ISO, GMP, and FDA standards.\u003cbr\u003e\r\n\u003cbr\u003e\r\nThis calibrated hygrometer provides precision environmental monitoring for scientific research, pharmaceutical storage, and industrial applications, delivering long-term humidity and temperature recording with traceable accuracy. Perfect for use in laboratories, cleanrooms, warehouses, medical storage facilities, and food production environments. Whether used as a scientific humidity measurement tool, pharmaceutical monitoring hygrometer, or industrial humidity sensor, the Traceable® hygrometer provides the precision and reliability needed for critical environments.\u003cbr\u003e\r\n\u003cbr\u003e\r\nDesigned for durability and ease of use, this monitoring hygrometer features a large digital temperature and humidity display, making it easy to read measurements at a glance. Its compact, battery-operated design allows for flexible placement, whether wall-mounted or used as a portable device. With an alarm function, users receive immediate alerts when conditions fall outside desired parameters.\u003cbr\u003e\r\n\u003cbr\u003e\r\nTraceable® Products have an individually numbered Traceable® Certificate provided with each unit, that assures accuracy from our ISO\/IEC 17025:2017 (1750.01) calibration laboratory accredited by A2LA. It indicates traceability of measurements to the SI units through NIST or other recognized national measurement institutes (NMI) that are signatories to the CIPM Mutual Recognition Agreement. Each product goes through an intense vetting process before it can carry the Traceable name, thus saving you both time and money by not having to calibrate separately.\u003c\/p\u003e","brand":"Cole-Parmer","offers":[{"title":"Default Title","offer_id":53657907331363,"sku":"COLE90080-06","price":140.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/90080-06.jpg?v=1782251867"},{"product_id":"hydrometer-1200-1250-sg-230mm-20c-with-ukas-cert","title":"Hydrometer 1200\/1250 SG, 230mm, 20C, With UKAS Certificate","description":"\u003cp\u003eSpecific Gravity Hydrometers\u003cbr\u003e\r\n\u003cbr\u003e\r\nZeal’s Hydrometers are precision instruments manufactured from the highest quality glass tubing especially selected to be free from stain and other defects.\u003cbr\u003e\r\nPrecisely poised with steel shot sealed in a special wax resin ensures correct alignment.\u003cbr\u003e\r\nScales have clearly marked figures and graduations.\u003cbr\u003e\r\nTemperature adjustment is marked on the scale of each hydrometer.\u003cbr\u003e\r\nWhere applicable, the Fiducial Mark (datum line) enables calibration by UKAS Laboratories.\u003cbr\u003e\r\nZeal manufactures a multiplicity of hydrometers from Commercial Grade, suitable for general use in laboratories and universities, to hydrometers in accordance with British, ASTM, API and other internationally recognized standards as well as hydrometers for specific applications, such as Draft Survey, Potato, Alcohol, Brix, Twaddle etc.\u003cbr\u003e\r\n\u003cbr\u003e\r\nWorks and UKAS Certified Calibration Certificates are available for the majority of hydrometers\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":55081976660259,"sku":"ZEALD3562UKAS_HYDRO","price":1135.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3561UKAS_HYDRO.jpg?v=1787522715"},{"product_id":"hydrometer-1150-1200-sg-230mm-15-6c-with-ukas-certificate","title":"Hydrometer 1150\/1200 SG, 230mm,15.6C, With UKAS Certificate","description":"\u003cp\u003eSpecific Gravity Hydrometers\u003cbr\u003e\r\n\u003cbr\u003e\r\nZeal’s Hydrometers are precision instruments manufactured from the highest quality glass tubing especially selected to be free from stain and other defects.\u003cbr\u003e\r\nPrecisely poised with steel shot sealed in a special wax resin ensures correct alignment.\u003cbr\u003e\r\nScales have clearly marked figures and graduations.\u003cbr\u003e\r\nTemperature adjustment is marked on the scale of each hydrometer.\u003cbr\u003e\r\nWhere applicable, the Fiducial Mark (datum line) enables calibration by UKAS Laboratories.\u003cbr\u003e\r\nZeal manufactures a multiplicity of hydrometers from Commercial Grade, suitable for general use in laboratories and universities, to hydrometers in accordance with British, ASTM, API and other internationally recognized standards as well as hydrometers for specific applications, such as Draft Survey, Potato, Alcohol, Brix, Twaddle etc.\u003cbr\u003e\r\n\u003cbr\u003e\r\nWorks and UKAS Certified Calibration Certificates are available for the majority of hydrometers\u003c\/p\u003e","brand":"Zeal","offers":[{"title":"Default Title","offer_id":55081976693027,"sku":"ZEALD3561UKAS_HYDRO","price":1135.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/D3561UKAS_HYDRO_6830a715-741e-4ac6-8119-94935e8146f0.jpg?v=1787522718"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/collections\/ONELAB-FINAL-LOGO-B_ab240787-40ba-4c4e-814c-5ac838d43245.jpg?v=1756951542","url":"https:\/\/onelab.co.nz\/collections\/hydrometers-hygrometers.oembed","provider":"Onelab","version":"1.0","type":"link"}