Hexavalent Chromium (Cr +6) Back Catalog number: 50739 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4502-1-25IO Phosphorous Standards Phosphorus in Isooctane Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request S-4737-100-TX10 Custom variation of Lake Michigan PBDEs Lake Michigam PBDEs + PBDE-183 and -209 11 components, each 100µg/mL in toluene 1961.12 2,4,4'-Tribromodiphenyl ether PBDE-28 1962.12 2,2',4,4'-Tetrabromodiphenyl ether PBDE-47 1964.12 2,3',4,4-Tetrabromodiphe Price on request 681329 D8-1,4-Dioxane, 250mg Price on request