alpha-HCH, 10 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673613 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2221.21-K-IO 1,3,6-Trimethylchrysene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 676398 2,5-Dichlorotoluene, 250mg Price on request 3104.12-50-IO 2,2',5,6'-Tetrabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60044-25-9 Price on request