Nitrapyrin, 100 µg/ml, Ethyl acetate, 5ml

Dimethoate, 10.0 µg/ml, Ethyl acetate, 10ml

Perfluoro-4-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

N-Nitrosodi-n-propylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 621-64-7