Hexavalent Chromium (Cr 6+) Back Catalog number: 59941 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55217 WS Boron Price on request 10205.10-K-ME n-Propyl 4-hydroxybenzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 94-13-3 Price on request 8546.6-1ML 2,3-Dimethyl-1-butene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 563-78-0 Price on request