Hexavalent Chromium (Cr 6+) Back Catalog number: 56161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 84521 MCPA Price on request 673618 delta-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request 3128.3-K-IO Trianoic acid (Propionic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 79-09-4 Price on request