Chromium (Cr) Back Catalog number: 58024 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8554.12-K-IOX5 Tetra-n-propyltin-d7 (mono-n-propyl-d7), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. Price on request 82423 EPA Method 8240A Mix #3 Price on request DFP-LCS-B Mass-Labelled PCDDs/PCDFs/PCBs Solution/Mixture, 1.2ml, nonane Price on request