Fenthion-sulfone, 100µg/mL in Ethylacetate, 1ml

1-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-28-8

2,2',3,3',4,5,6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

GC-IRMS Standards (C15 (?13C: -30.22); C20 (?13C: -33.06); C25 (?13C: -28.21)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no.