QC Standard 3 Back Catalog number: 52086 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA16440000AL Propazine, 100µg/mL in Acetonitrile, 1ml Price on request 15217.21-K-AN (S)-Hexahydrocannabinol, 1000μg/ml in Acetonitrile, 1ml Price on request 0545.27-100-IO 22,29,30-Trisnor-17 alpha(H)-hopan-21-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1172-78-7 Price on request