Hydrion Insta-Chek pH Paper, the ultimate in wide range.Hydrion Spectral Single Roll pH PaperHYDRION S/R Dispenser pH 1.0-14.0THB 390.00PriceQuantity*SelectQuantity*Add to CartPRODUCT INFO A direct reading pH paper with the widest range available in a single paper A simple, single color match for all pH values Distinct and easily matched color separations Accurate, reproducible readings with an immediate response Interval 1/15 foot roll of test paper
