Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

3-Fluorochrysene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 36288-22-9

Norcodeine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 467-15-2

2,3,4,5-Tetrachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane