The PH test strips 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 lead to incorrectly showing test result. Please drop the test liquid on the PH strips. It will perfectly indicates the real acidic or alkalinity substance.
En savoir plusenvoyer une demandePH Test Papers Strips is also great for Science Education, great product to have in every lab and at home. Measures pH values in the range of 0 to 14. 100 strips,Accurate accurate color matching with the enclosed. Color chart Clean measurement and clear results Cost-effective and easy to use.
En savoir plusenvoyer une demande