Butachlor ESA sodium salt, 10mg

N-Nitrosodimethylamine, 1000μg/ml in MeOH, 1ml

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

Imbentin-N/040 (n = 1-7) 100mg S-4098 Nonylphenol with 4mol ethyleneoxide