80pcs Ph1-14 Litmus Test Paper Strips Urine Saliva Tester Scale Indicator

C $1.00

  • HongKong, Hong Kong
  • Jan 30th
Description: This is a strong correlation between the PH of the body’s internal environment and PH paper help you to maintain good healthy body by testing many usual everyday substances, including moisturized soap,lemon juice,milk, liquid detergent, saliva, urine, seat...etc. Specification: Test range (included pH 1-14 color chart 1 TO 14): 1-3 indicates a very acidic substance 4-6 indicates an acidic substance 7 indicates neutral 8 -11 indicates alkalinity 12-14 indicates a very high level of alkalinity. The test strip color changes must be matched with the pH scale color chart within about 15 seconds. Size: 7*4.5cm (LxW) Package:1x 80pcs test paper strip

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