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 71606 Dichlorophen Price on request 2821.7-10MG n-Perfluoroheptanoic acid Price on request 72716 Heptenophos Price on request