Hexavalent Chromium (Cr 6+) Back Catalog number: 50787 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4689-10-IOX10 Custom PBDE Mixture, 10ug/mL, 5 comonents 1961. PBDE 28 1967. PBDE-99 1968. PBDE-100 1971. PBDE-153 1972. PBDE-154 Price on request 23013 EPA Method 8260 - Purgeable Internal Standard Price on request 2312.12-100 Isoproturon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 34123-59-6 Price on request