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

cis-2-Pentene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 627-20-3

4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

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.