Sebuthylazine, 100 µg/ml, Acetonitrile, 5ml

2,2',4,5'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41464-40-8

Precision and Recovery Stock Solution: Marker PCBs, 1.2ml, nonane

Phenanthrene-d10,100 µg/mL,isooctane,1mL,