4-Androstene-3,17-dione

2,4’-DDT, 1000µg/ml in Hexane, 1ml

Aflatoxins in corn, mid level,Please enquire,corn,100g,

N-Nitrosopyrrolidine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 930-55-2