D4-1,2-Dibromoethane, 50mg

Phenylparaben, 25mg

n-Undecane, ?13C: -26.11, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 1120-21-4

Custom nitrosamine-control mix 7 components, each 500µg/mL in acetonitrile 9666.4-K-AN N- Nitrosodiethanolamine 1116-54-7 NDELA 9004.2-2K-DC N-Nitrosodimethylamine 62-75-9 NDMA 9006.4-2K-DC N-Nitrosodiethylamie