Check the listing for details. 80x pH Indicator Test Strips 1-14 Paper Litmus Tester Urine Saliva. Condition: New. Listed at 2.95 USD. Brand New 80 Strips PH Test Strip For PH Testing Litmus Paper Please Note: those are not for Laboratory test. You might not get detailed pH values since scale indicates 1-14. They will give you general ideas about the pH value of substances.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 ever The scale reads from 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. 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.Please note that solutions with a pH of 5.5 will result in a yellow colored test strip that resembles the original color of the dry strip. For testing moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat, etc Shipping: Please note item will be mailed out USPS first class mail with stamps and no tracking number.