Hexavalent Chromium (Cr 6+) Back Catalog number: 50787 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50103 GFAA Mix Price on request 82702 EPA Method 8270A - Mix #15 Price on request 2787.15-100-IO 3,3'-Dimethyl-4,4'-diaminodiphenylmethane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 838-88-0 Price on request