GC/MS Calibration Standard Back Catalog number: 43026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11339.21-K-ME (-)-trans-11-Nor-9-carboxy-Δ9-THC, 1000µg/ml in MeOH, 1ml Price on request ITPM-023 PAH Mixture 81,87 € 61,41 € 2044.15-250MG 4-Nonylphenol, mixture of nonyl isomers, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 84852-15-3 Price on request