Chlorothalonil Metabolite R471811-13C2,15N2 sodium salt, 2,5mg

Oxytetracycline, 96%,neat,neat,100mg,

Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml

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