(-)-delta-9-THC-acid-13C4 Back Catalog number: 10396.21-50-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 677173 Tri-n-propyltin chloride, 100mg Price on request 92172 Ethanol Price on request 3870.7-1ML Benzaldehyde, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 100-52-7 Price on request