Thiophene in Thiophene-free Benzene Units: 5x1mL in certan bottles, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

Demeton-S-methyl, 100µg/mL in Acetonitrile, 1ml

7H-Perfluoro heptanoic acid, 100mg

ISO 17353/23161 Multicomponent OC* Standard Solution, Stock Solution A 8 Analytes, each 1000µg/mL OC in methanol; units: 5x1mL, 5x5mL * OC: Organotin cation OCT: Organotin compound Prod.No. Compound CAS No. OCT 1983.4Mono-n-butyltin trichloride [11