Nicotinic acid, 250mg

Custom PBDE Mixture, mono- to decabromo 500µg/mL each in toluene, The gravimetric concentration will be adjusted for compound impurities. 8747.12: 3-Bromodiphenyl ether PBDE-2 8749.12: 3,4'-Dibromodiphenyl ether PBDE-13 1961.12: 2,4,4'-Tribromodiphe

1,2,3,4-Tetrachloro[13C12]dibenzo-p-dioxin , 1.2ml x 50ug/ml, toluene

p-Cresidine