Tetradifon, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678510 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended MDF-238 2,3,8-Trichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 66168 2,3',4,4',5',6-Hexachlorobiphenyl (168) Price on request 83548 Formaldehyde-DNPH Price on request