epsilon-HCH, 10μg/ml in Acetonitrile, 1ml

2,2',3,4,4',5'-Hexabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Pentachlorobenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 608-93-5

d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.