EPA Method 502.2/524.2 - Liquids, VOC, 200ug/ml in MeOH, 1ml

Chlorobenzene-d5, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3114-55-4

2,3',4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Mirex , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2385-85-5