2,4,5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-29 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673425 Propoxur, 100 µg/ml, Acetonitrile, 5ml Price on request 2774.12-100-DC Aldrin, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 309-00-2 Price on request L-PFUDS Sodium perfluoro-1-undecanesulfonate, 50µg/ml MeOH Price on request