EPA Method 502/524 Fortification Solution

Primisulfuron-methyl, 100 µg/ml, Acetonitrile, 5

Meclofenamic acid sodium salt,neat,neat,10mg,

4-Methylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14315-11-8