2,3,4,4',5-Pentachlorobiphenyl

Reagent kit for 100 tests (pH and free & total chlorine) Contains: 1 x 20 mL DPD1, 1 x 20 mL DPD2, 1 x 20mL DPD3, 1 x 20mL pH3

MCPA

4-Nonylphenol-di-ethoxylate, 10µg/ml in Acetone, 1ml