(13C10)Heptachlor, 1.2mL x 100ug/mL, nonane

Triphenyltin chloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 639-58-7

MCPB, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-81-5

Simazine (ring-13C3), 100ug/ml in MeOH, 1,2ml