17 alpha(H),21ß(H)-(22R)-Homohopane, 50µg/mL in isooctane, 1ml

Dibromochloromethane

2,2',3,4,4',5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-28-2

2,4-Dinitrophenol