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pH Test Strips 0-14, 0.5 Accuracy 100ct, Esee pH Strips pH Test Paper to Test Drinking Water, Food, Pools, Aquariums, Monitor Body pH Levels for Alkaline & Acid Using Saliva and Urine auspowers_batchfive The matching rubber gasket makespH Test Strips 0 14, 0. 5 Accuracy 100ct, Esee pH Strips pH Test Paper to Test Drinking Water, Food, Pools, Aquariums, Monitor Body pH Levels for Alkaline & Acid Using Saliva and Urine Universal pH Test Paper Esee universal pH test strips not only use for testing your body pH level by using Saliva or Urine , but also widely apply to science education, lab use, household drinking water, swimming pools, spas, aquarium, hydroponics and more. Key