Tributyltin Chloride Calibration Standard

18O3-Sodium chlorate, 100 µg/ml water, 1ml

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

Pirimicarb, 100µg/ml in Acetonitrile, 1ml