1,2-Dichloroethane, 100 µg/ml, Methanol, 5ml

Tryptamine hydrochloride, 100mg

Reagent kit for 100 tests (Free chlorine) Contains: 1 x 20mL DPD1, 1 x 20mL DPD2

2,2',3,3'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,