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Ph Paper Strips, with Dispencer Feature 1~14 pH. Erma, make. Ph Paper strip with Dispencer. 5 Meter Roll. 45mm x 7mm (L x W). PH 1-14 color chart in each pack. The test strip color changes must be matched with the pH scale color chart within about 15 seconds.
There is a strong correlation between the pH of the body's internal environment
pH paper help you to maintain good healthy body by testing many usual everyday substances
Including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat
The test strip colour changes must be matched with the pH scale colour chart within about 15 seconds
100 percent brand new and high quality
