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 679121 Decamethylcyclopentasiloxane, 250mg Price on request 13705-100WS5 Haloacetic acids - Mix 5, 100µg/ml in Water, 5ml Price on request 3565.20-10MG 7,8,9,10-Tetrahydro-benzo[a]pyren-7-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6272-55-5 Price on request