1,2,3,5,7,8-Hexachloronaphthalene, 1.2ml x 50ug/ml, nonane

Phthalimide, 100 µg/ml, Acetone, 1ml

Powder reagents for total chlorine (100 tests)

1,2,3,4-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 488-23-3