Multi-Element ICP Standard

Naphtho[2,3-a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 196-42-9

2,2',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Δ9-THC Carboxylic Acid A, 1000µg/ml in Acetonitrile, 1ml