Feature

●Ideal for testing pH balance of drinking water, pool, aquarium, RO system
●testing equipment for pools, hydroponics, food processing, home aquariums, industrial
●Each of our pH solutions are nontoxic in low quantities. Clean with soap and water if exposed to skin
●These are the highest quality pH test solutions you can buy on the market today
●pH measuring tool that you can use and get 100% precise and fast readings


Description

Product Details Our Ph calibration combo pack includes all three calibration mediums needed to ensure proper readings from your Ph meter. Product Specifications: (Buffer solution pH 4.01) Certified traceable to NIST Standard Reference Material Potassium hydrogen phthalate (877-24-7) (Buffer solution pH 7.01) Certified traceable to NIST Standard Reference Material Potassium di-hydrogen phosphate (7778-77-0) di-Sodium hydrogen phodphate (7558-79-4) (Buffer solution pH 10.01) Certified traceable to NIST Standard Reference Material Sodium hydrogen carbonate (144-55-8) Sodium carbonate (497-19-8) Whats Included: 1- pH 4.01 sachet 1 pH 7.01 Sachet 1 pH 10.01 Sachet