epsilon-HCH, 10.0 µg/ml, Acetonitrile, 1ml

Sudan 2, certified, 0.25g

Biphenyl-d10, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1486-01-7

N-Ethyl-N-(2-hydroxyethyl)nitrosamine,1000 µg/mL,acetonitrile,1mL