1,3,4,6,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

QC-21

Ethanol standard in serum,3.0g/L,serum, 1.5mL

3-Methylcholanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 56-49-5