Gun Shot Residue Single Element Kit

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

Ammonium polyphosphate (Phase II n>1000), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 68333-79-9

(-)-trans-11-Nor-9-carboxy-Δ9-THC, 1000µg/ml in MeOH, 1ml