Perfluorododecanesulfonic acid, 50µg/ml in MeOH, 1ml

Organotin Standard Mixture 10 - Tin Ethyl Derivatives, 13 compounds 5x1mL 1000 µg/mL in isooctan1 (based on total mass) Mono-n-butyl triethyltin Dibutyl diethyltin Ethyltributyltin Monophenyl triethyltin Diphenyl diethyltin Ethyltriphenyltin Mono-n

Heptachlor

X-ray contrast media mixture 100µg/mL each in methanol 8931.16 Iomeprol 8928.17 Iopamidol 8929.18 Iopromide 8933.11 Amidotriazoic acid