Hexavalent Chromium (Cr +6) Back Catalog number: 59811 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1688.0-2K-T Hydrogensulfide, 2000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 7783-06-4 Price on request S-4388-50-IO Multicomponent Stock Solution of native reference substances (§ 5.8) 8 Analytes, each 50µg/mL in isooctane; unit: 1x1mL Price on request 682841 Putrescine dihydrochloride, 1000mg Price on request