Hexogen, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 680184 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 9789.10-100ME DL-4-Methylamphetamine hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request FHXSA-I Perfluoro-1-hexanesulfonamide, 1.2ml x 50ug/ml, isopropanol Price on request 93769 EPA Methd 8330 Standard Price on request