beta-HCH, 100 µg/ml, Methanol, 1ml Back Catalog number: 680443 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 43009 4,4'-Dibromobiphenyl Price on request 94739 2,4-Diaminotoluene Price on request 3208.17-K-IO 10-trans-Heptadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 126761-43-1 Price on request