Tramadol-13C,d3 HCl, 100µg/ml in MeOH, 1ml Back Catalog number: 10940.15-100-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 51065 ASTM D-4815 Calibration Mix #2 Price on request 56048 Cadmium (Cd) Price on request 2540.7-K-ME Paraxanthine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 611-59-6 Price on request