Paclobutrazol, 100 µg/ml, Acetonitrile, 1ml

2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled)

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

EPA Method 525 - Pesticide Standard