{"product_id":"ammonia-ise-100-ppm-standard-hanna-instruments-hi4001-02","title":"Ammonia ISE 100 ppm Standard, Hanna Instruments, HI4001-02","description":"\u003cp\u003e\u003cstrong\u003eHanna Instruments® Ammonia ISE 100 ppm Standard, HI4001-02\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAppearance: colorless liquid\u003c\/li\u003e \u003cli\u003eCAS Nos.:  standard does not contain hazardous materials\u003c\/li\u003e \u003cli\u003ePremium quality 100 ppm (mg\/L) ammonia standard solution (as NH\u003csub\u003e3\u003c\/sub\u003e-N)\u003c\/li\u003e \u003cli\u003eLot number and expiration date clearly marked on label and in air tight with a tamper-proof seal to ensure quality\u003c\/li\u003e \u003cli\u003eSpecially formulated to have expiration of 5 years from date of manufacture for an unopened bottle\u003c\/li\u003e \u003cli\u003eUsed to calibrate ammonia gas sensing, combination ion selective electrode (ISE)\u003c\/li\u003e \u003cli\u003eISEs require calibration for accurate readings when performing measurement techniques such as direct measurement and incremental methods\u003c\/li\u003e \u003cli\u003eCalibration of up to two points is recommended for enhanced accuracy\u003c\/li\u003e \u003cli\u003eVolumetric glassware can be used to make dilutions of standard solutions to bracket expected concentration of sample to be measured\u003c\/li\u003e \u003cli\u003eISE calibration standards and sample solutions should always have same ionic strength; exact volume of ionic strength adjuster (ISA) must be added to all standards and samples prior to measurement\u003c\/li\u003e \u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"EA (1)","offer_id":51111584629051,"sku":"HNA-HI4001-02-EA","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/HNA-HI4001-02.png?v=1784719671","url":"https:\/\/preiser.com\/products\/ammonia-ise-100-ppm-standard-hanna-instruments-hi4001-02","provider":"Preiser Scientific","version":"1.0","type":"link"}