Hydrion Jumbo Size ph Papers are easier to read with larger color charts. The .5"" width of the paper enables clearer and quicker color matching.
This Item comes wit 2 rolls of 1.0-12.0 pH test paper. Provides for approximately 600 tests.
Hydrion Jumbo 1.0-12.0 pH paper has a distinct color match at each 1 pH unit:[1.0][2.0][3.0][4.0]5.0][6.0][7.0][8.0][9.0][10.0]11.0][12.0].