Test Paper pH 1-6 Dual Dispnsr, Each

Details:

Reusable dispensers hold two rolls of standard-size Hydrion pH papers - 15 ft.L x 0.21 in.W (4.6m x 0.55cm) - plus matching color chartsFeature stainless-steel cut-off lips on each sideWide-range paper provides a sharp color change for each full pH unit