Medical Marijuana Heavy Metals Calibration Back Catalog number: 50712 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3489.11-100 Profenofos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 41198-08-7 Price on request 79402 Aroclor 1016 Price on request 11162.1-2K-ME Carbon-13C1-tetrachloride,2000 µg/mL,MeOH,1mL, Price on request