EPA Method 8081A Pesticide Standard B

4,4-Pentamethylene-2-pyrrolidone, >98%, 5g

Phenanthrene, certified to near 1ug/ml, 1000ng/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 85-01-8

2,4,5-Trichloroaniline, 100 µg/ml, Methanol, 5ml