Hydrion D/R AB 1.0-11.0 Distributor (150)

Hydrion AB distributor consists of two rolls of paper. One roll has color matches in the even pH range (type A) 2-4-6-8-10 while the second roll has color matches in the odd pH range (type B) 1-3-5-7-9-11. Chemists appreciate the sharp color changes and the natural spectrum.

The papers Hydrion AB dispensers have a clear color match to each complete pH unit: [2.0] [4.0] [6.0] [8.0] [10.0] and [1.0] [3.0] [5.0] [7.0] [9.0] [11.0].

Each box contains 10 dispensers, each consisting of two (2) 15-foot rolls of reactive paper and assorted color charts. Expects approximately 200 tests.