EPA Method 551Mix “A”

Diclofenac-d4 (phenyl-d4),neat,neat,5mg

Parathion-methyl, 100µg/ml in Acetonitrile, 5ml

tert-Butyl methyl ether + blank RFA, 10Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 1634-04-4