EPA Method 507 Analyte Mix #8

ICP-MS Mix #2

Pyraflufen-ethyl, 100 µg/ml, Acetonitrile, 5ml

Metribuzin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 21087-64-9