beta-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678423 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C15712100 4-tert-Octylphenol, certified, 0.25g Price on request 4H130 2,2',3,3',4',5-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane Price on request 32181 1,3-Dichlorobenzene Price on request