beta-HCH, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673616 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 90128 Aroclor 1254 Price on request 73303 Glyoxylic acid Price on request 2745.12-100-IO 3'-Fluoro-3,5-dichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 844856-38-8 Price on request