EPA Method 8121 Analytes

2,2',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-27-1

Chlorfenson, 100 µg/ml, Ethyl acetate, 5ml

Triclopyr, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 55335-06-3