Heptachlor epoxide, isomer B

Flumioxazin Metabolite 482-HA, 100 µg/ml, Acetone

N-Nitrosodiethylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 55-18-5

Sodium standard, 10 ppm