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Search results with tag "Thiosulfate titration"
An iodine / thiosulfate titration - M.C.C. Science
mccscience.yolasite.comthiosulfate solution should now be added dropwise, with thorough swirling. The end-point of the titration is detected by a colour change from blue-black to colourless. Note the burette reading. Repeat the procedure, adding the sodium thiosulfate solution dropwise approaching the end-point until two titres agree to within 0.1 cm 3.
ANALYSIS OF BLEACH BY THIOSULFATE TITRATION
seniorchem.comThe determination of free chlorine in bleach is possible by a redox titration. The most common and successful method for use in high schools involves taking the sample of bleach converting the ... product is titrated with thiosulfate. As the iodine is used, the brown colour due to the tri-iodide ion fades to yellow, and then disappears. This is ...