Apothecary Products Universal pH Paper Strip

Apothecary Products Universal pH Paper Strip which litmus paper & PH test strips are paper strips with four colored squares test the full pH range of 0-14 with a sensitivity of 0.5. Litmus paper is the best means available to test acid-base balance of solutions. Litmus paper & PH test strips are just a few of the methods used to test acidity to help diagnose possible medical conditions