EPA Method 8141 Standard

1-Methyl-5-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8

Pirimiphos-methyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 29232-93-7

1,4-Dimethyl-2-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1758-88-9