1-Methyl-4-nitro-5-thioimidazole, 1g

Friedelan-3 alpha-ol, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 5085-72-3

Heptachlor-exo-epoxide, 100 µg/ml, Methanol, 1ml

2,3,3-Trichlorobiphenyl (BZ-20)