Trimethoprim, >99%, 1g Back Catalog number: 92131-1G Availability: In the manufacturer's stock Price on request - + Recommended BDD-1234678 1,2,3,4,6,7,8-Heptabromodibenzo-p-dioxin, 1.2ml x 25ug/ml, toluene Price on request 1961.12-50-IO 2,4,4'-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41318-75-6 Price on request 54126 Total Organic Carbon (C), 1000µg/mL in 1% HCl/Water, 100ml Price on request