delta-HCH, 100 µg/ml, Methanol, 5ml

Powder reagents for total chlorine (100 tests)

1,2,4-Trichlorobenzene-d3, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2199-72-6

Penicillin V