EPA Method 526 Phenols Standard

2,2',3,3',4-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Nitralin, 100 µg/ml, Ethyl acetate, 1ml

3-Hydroxybenzo[a]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13345-21-6