DEET, 100 µg/ml, Ethyl acetate, 5ml

QC Standard 2

Heptachlor, 100 µg/ml, Acetonitrile, 1ml

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