Colorphast Science Store Set

Colorphast Science Store Set is a complete set of Colorphast pH test strips. Set includes: 2 boxes each of pH 0-14, pH 0-6, pH 5-10, pH 7.5-14; 1 box of pH 0-2.5, pH 2.5-4.5, pH 4-7, pH 6.5-10, pH 11-13. Each box contains 100 strips.