Laboratory Spike Solution

GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no.

2,3-Benzofluorene, 1000µg/ml in methylene chloride, 1ml

trans-Chlordane, 10.0 µg/ml, Ethyl acetate, 10ml