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

Ethyl viologen-d8 dichloride (rings-d8), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Unlabelled 3688-18-4

EPA Method 537 Native Primary Std (br/l mix), 2µg/ml in MeOH, 1,2ml

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