(-)-delta-9-THC, 10.0 µg/ml, Methanol, 1ml Back Catalog number: 682169 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended X9119 2-Hexanone Price on request 0150.16-500-IO 4-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-33-4 Price on request 93907 Aliphatic Hydrocarbon Calibration #5 Price on request