2,3,4,6-Tetrachloroanisole

Oxalic Acid (C2H2O4)

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

I C V Solution