Indicator test strips, pH. Range 0 to 2.5 Chart readings pH 0, 0.5, 1.0, 1.5, 2.0 & 2.5 Made from non bleed test paper mounted on plastic wand. Includes comparison chart.
Indicator test strips, pH. Range 0 to 2.5 Chart readings pH 0, 0.5, 1.0, 1.5, 2.0 & 2.5 Made from non bleed test paper mounted on plastic wand. Includes comparison chart.