Atrazine-2-hydroxy, 100mg

N,N-Dimethylsulfamide, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 3984-14-3

4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

GLC reference standard GLC-673-B, 100mg