U{13C17}-Aflatoxin B2

4-Nitroquinoline-1-oxide

Organotin Standard Mixture 10 - Tin Ethyl Derivatives, 13 compounds 1x1mL 1000 µg/mL in isooctan1 (based on total mass) Mono-n-butyl triethyltin Dibutyl diethyltin Ethyltributyltin Monophenyl triethyltin Diphenyl diethyltin Ethyltriphenyltin Mono-n

ICP-MS Calibration Std 1 for Method 200.8 Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid, 100mL