Dichlorvos, 100 µg/ml, Acetonitrile, 5ml

Methamidophos, 1000µg/ml in MeOH, 1ml

Single 16 EPA-PAH Kit, toluene-1000µg/mL each, 1000µg/mL, Solvent-toluene, Unit Kit, # of units-1, Cas.no.

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