EPA Method 537 Surrogate Primary Dilution Standard (SUR PDS), 1.2ml, methanol

7-cis-Nonadecenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 118020-79-4

Fumonisin B1, 50µg/mL, Solvent-acetonitrile/water (50/50), Unit 5mL, # of units-1, Cas.no. 116355-83-0

Chlorpyrifos, 250mg