California Gas Additive Standard Back Catalog number: 98645 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30197 Method 532 Surrogate Standard Price on request 58139 Yttrium (Y) Price on request DFP-LCS-B100 Mass-Labelled PCDDs/PCDFs/PCBs Solution/Mixture, 1.2ml, nonane Price on request