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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
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