2,2',5,6'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-53 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3491.10-100-AN Prometryn, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7287-19-6 Price on request 673488 Bromophos-methyl, 10.0 µg/ml, Ethyl acetate, 10m Price on request 2572.26-200-T Naphtho[8,1,2-bcd]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 88-89-6 Price on request