Mass-Labelled PCB Internal/Recovery Standards, 1.2ml, nonane

2-Phenylbenzthiazole, neat, Solvent-neat, Unit 10MG, # of units-24, Cas.no. 883-93-2

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1

Pesticide-Mix 164, 10 ng/µl, 10ml