Ammonia as N

Marker PCB Extraction Standard, 1.2ml, nonane

Phorate-Mix 1, 10.0 µg/ml, Cyclohexane, 10ml

2,3,3',4,4'-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 32598-14-4