2,4-DB, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 677418 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680336 Dichloroacetic acid, 1ml Price on request 2000.12-10MG 2,2',5,5'-Tetrachlorobiphenyl,neat,neat,10mg, Price on request 71029 Tritolyl phosphate (Tech) Price on request