EPA Method 515.3 - Derivatized acids

D3-Chloridazon-methyl-desphenyl, 10.0 µg/ml, Acet

2,4,6-Tribromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

Folpet, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 133-07-3