TEST PAPER PH 0-3 15FT , Pack of 5.

Details

Hydrion Ph 0.0-3.0 Paper Refills 5Rolls/Pk^ Short range ph (0.0-3.0) 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.