Medical Marijuana Heavy Metals Calibration Back Catalog number: 50712 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2044.15-K-ME 4-Nonylphenol, mixture of nonyl isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 84852-15-3 Price on request 684460 Flusulfamide, 100mg Price on request 673706 Tetradifon, 100 µg/ml, Ethyl acetate, 5ml Price on request