80 Strips Full Range pH Alkaline Acid 1-14 Litmus Test Paper Strips Indicator PH Partable PH Paper Meters Analyzers

Specifications: The test strip color changes must be matched with the PH scale color chart within about 15 seconds. Please do not dip the PH strips in the test liquid. It might result in incorrectly showing test result. There 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 substances, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat, etc. Reference Range: 1. Regarding human saliva: The PH value of mixed saliva of healthy people is between 6.6-7.1. 2. Regarding human urine: The normal range of PH value is 4.5-8.0, and the PH value of normal human urine is about 6.5. 3. Regarding the quality of drinking water: The standard pH value of drinking water in my country is between 6.5-8.5. As long as it falls within this range, it can be consumed normally. 4. Regarding the quality of soapy water: The pH value of soapy water is generally weakly alkaline between 7.0-9.0. Precautions: 1. Do not extend the test paper directly into the solution. 2. The test paper should not touch the mouth of the test tube, bottle, or catheter. 3. When measuring the pH of the solution, the test paper should not be wetted with distilled water in advance. 4. After taking out the test paper, the container containing the test paper should be tightly covered to avoid contamination by some gas in the 5. It must be used at ordinary temperature, otherwise the results will be inaccurate. Item Name: PH Test Paper Material: Plastic, Test Paper PH Range: 1-14 Test Paper Numbers: 80 Strips Storage Method: Dry Storage Features: Indicator Paper, Full Range, Fast, Waterproof, Moisture-proof Test Paper Size: 6.1cm x 3.7cm/2.40" x 1.47" (Approx.) Size: 7cm x 5cm x 1cm/2.76" x 1.97" x 0.39" (Approx.) Notes: Due to manual count, there may be slight difference of 1-3 pieces in the quantity. Hope you understand, thank you. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included: 1 Box of PH Test Paper (Total 80 Strips)

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Shipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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