(-)-delta-9-THC-acid-13C4 Back Catalog number: 10396.21-50-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended G388500 Girard’s Reagent P, 25g Price on request 11283.9-100-AN Terbufos-d10 (O,O-diethyl-d10),100 µg/mL,acetonitrile,1mL, Price on request 0151.17-500-IO 4-n-Pentyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-34-5 Price on request