2,3,5,6-Tetrachlorobiphenyl (65) Back Catalog number: 63065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56074 Tungsten (W) Price on request 674481 Citrate-Extraction-Mix Price on request FBET 2-Perfluorobutyl ethanol (4:2), 1.2ml x 50ug/ml, methanol Price on request