Hexavalent Chromium (Cr 6+) Back Catalog number: 59941 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 40011 EPA Method 614 - Analytes Price on request 9284.17-25MG Sertraline hydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 79559-97-0 Price on request 73408 1,3-Dioxolane Price on request