gamma-HCH, 100 µg/ml, Acetonitrile, 5ml

Oxalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 144-62-7

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

Theophylline, 100μg/mL in Acetonitrile, 1ml