4-Methylmethcathinone-d3 hydrochloride Back Catalog number: 10766.11 Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 20013 EPA Method 8260 - Purgeable Internal Standard Price on request 93403 VOC Mix, 50ug/ml v MeOH, 1ml Price on request 94192 EPA 525 Cal Mix 1 Price on request