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

EPA Method 8270A - Mix #16

Sodium DL-3-hydroxybutyrate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 150-83-4

Chlorfenvinphos, 10µg/ml in Cyclohexane, 10ml