2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene Back Catalog number: PTBX Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3351.22-100-CY beta-Cypermethrin Price on request 15900-5260-100AN1 Butachlor-OA, 100µg/ml in Acetonitrile, 1ml Price on request 66129 2,2’,3,3’,4,5-Hexachlorobiphenyl (129) Price on request