Sulfisoxazole, 100 µg/ml, Methanol, 1ml

2,2',3,4',6,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,

4-Ethylphenol-d9-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no.

EPA Method 515.1 Analytes - Underivatized