{"product_id":"35-ppt-salinity-calibration-solution-sachets-portable-single-use","title":"35 ppt Salinity Calibration Solution Sachets - Portable Single-Use","description":"\u003cp\u003eIn this review of the 35 ppt salinity calibration solution sachets, the bottom line is simple: this product is for technicians and field researchers who need a reliable, portable reference solution for salinity meters. The reviewer found the single-use sachets especially useful for on-site calibration because each packet is stamped with lot and expiration information and the light block foil maintains solution integrity. The most compelling reason to buy is the combination of a NIST-traceable \u003cstrong\u003e35.00 ppt standard\u003c\/strong\u003e in a truly portable, single-use format that minimizes contamination and waste.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable single-use sachets:\u003c\/strong\u003e Each 20 mL sachet is designed for one calibration event, making it convenient to carry multiple packets without risk of cross-contamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight block foil packaging:\u003c\/strong\u003e The long lasting light block packaging prevents oxidation from UV exposure so the value remains stable until opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNIST traceable standard:\u003c\/strong\u003e The solution is a premium quality 35.00 ppt value at 25 C, ensuring a trusted reference for salinity meters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinted temperature chart:\u003c\/strong\u003e Each sachet includes a temperature chart showing the actual ppt value at various temperatures, helping users adjust for field conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLot and expiration tracking:\u003c\/strong\u003e Every sachet is stamped with lot number and expiration date, and unopened sachets have a five year shelf life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product is best for marine technicians, aquaculture operators, environmental field crews, and laboratory staff who perform frequent calibrations away from a controlled lab bench and need a compact, single-use option. The sachets are especially practical when transporting liquids is impractical or when preventing cross-sample contamination is a priority.\u003c\/p\u003e\n\u003cp\u003eThose who require multiple concentrations for a single laboratory bench or who prefer bulk bottles for repeated use in a lab setting should look elsewhere, since these sachets are single-use and supplied in 25-pack format intended for portability and one-off calibrations.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePortable, premeasured 20 mL sachets reduce the chance of contamination during field calibration.\u003c\/li\u003e\n\u003cli\u003eLight block foil maintains solution freshness and prevents UV-related degradation.\u003c\/li\u003e\n\u003cli\u003eNIST traceable 35.00 ppt standard at 25 C gives confidence in calibration accuracy.\u003c\/li\u003e\n\u003cli\u003eTemperature conversion chart printed on each sachet helps correct readings on site.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSingle-use sachets generate more disposable packaging than a reusable bottle, which may not suit high-volume lab use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003e35 ppt Salinity Calibration Solution Sachets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConcentration\u003c\/td\u003e\n\u003ctd\u003e35.00 ppt @ 25 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per sachet\u003c\/td\u003e\n\u003ctd\u003e20 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e25 sachets per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging\u003c\/td\u003e\n\u003ctd\u003eLight block foil single-use sachets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTraceability\u003c\/td\u003e\n\u003ctd\u003eNIST traceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf life\u003c\/td\u003e\n\u003ctd\u003e5 years unopened\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 35 ppt sachets are a practical, high-value option for anyone who needs an accurate, portable \u003cstrong\u003esalinity calibration standard\u003c\/strong\u003e in the field. They are especially worth purchasing for mobile technicians and environmental surveys because of the NIST traceability, printed temperature chart, and light-block packaging that preserves stability; labs that perform many repeated daily calibrations might prefer bulk solutions instead.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow much solution is in each sachet?\u003c\/strong\u003e\u003cbr\u003eEach single-use sachet contains 20 mL of 35.00 ppt calibration solution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the sachets shelf-stable?\u003c\/strong\u003e\u003cbr\u003eYes, unopened sachets are formulated with a five year expiration date from manufacture and each is stamped with lot and expiration information.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the solution be used at different temperatures?\u003c\/strong\u003e\u003cbr\u003eYes; each sachet includes a temperature chart showing the actual ppt value at various temperatures to aid field adjustments.\u003c\/p\u003e","brand":"WLR Industries","offers":[{"title":"Default Title","offer_id":48184831574235,"sku":"B0D8K274DK","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51-ZCGCC2iL._SL1080.jpg?v=1769685561","url":"https:\/\/gearmusthave.com\/products\/35-ppt-salinity-calibration-solution-sachets-portable-single-use","provider":"GearMustHave","version":"1.0","type":"link"}