Profile: Cole-Parmer is a supplier of triphenylcarbenium tetrafluoroborate, tropylium hexafluorophosphate, triphenylcarbenium pentachlorostannate, and zinc butyl octyl dithiophosphate. We also offer dichloromethane, deuterium oxide, dicyanine A, N,N-dimethylacetamide, isopropanol, potassium iodide, 2-propanol, sulfuric acid reagent for sulfide determination (methylene blue method) and other ametho to aminob products. Our product line also includes acetate buffer for iron analysis, alkaline-iodide-azide, aluminum chloride, and aluminum hydroxide suspension for chloride determination in highly colored samples and other allyli to amberly products.