Method 507 Analytes Back Catalog number: 97482 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C20003100 PCB No. 31, certified, 25mg Price on request 2354.8-100-ME Tetraethylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 71-91-0 Price on request 2026.6-10-10AN gamma-HCH (BHC), 10ug/ml, Solvent-acetonitrile, Unit 10mL, # of units-1, Cas.no. 58-89-9 Price on request