Mass-Labelled PCDD/PCB Sampling Spike, 1.2ml, nonane

Benzofuran, 1000µg/mL, Solvent-n-hexane, Unit 1mL, # of units-1, Cas.no. 271-89-6

Endosulfan-sulfate, 100 µg/ml, Methanol, 1ml

EPA Method 525 Pesticide Mix #1