Ph Test Paper Ph 1.0-2.5 Rl Ref, Pack Of 5

Details:

Hydrion ph 1.0-2.5 Paper refills 5rolls/pk^ short range ph (1.0-2.5) Paper showing a sharp color change for each half ph unit. 15 Foot rolls of ph paper with 2 color charts. For standard single and double roll dispensers. Packed in heat sealed aluminum foil and tightly secured in a plastic case.