2,3',5',6-Tetrachlorobiphenyl

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

Phosphate flame retardants mix, 15μg/mL in IO, 1ml

Gallic acid, >98%, 20mg