Chemical Forums
Chemistry Forums for Students => High School Chemistry Forum => Topic started by: mostlynotugly on November 12, 2009, 11:09:42 AM
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How do I make standard solution of iodine in aqueous potassium iodide?
Any takers? ???
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http://www.titrations.info/iodometric-titration-solutions
http://www.titrations.info/iodometric-titration-standardization
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Thanks, I titrated a DCPIP solution against Vitamin C, but there was no pink colour change it just went straight to blue? Is DCPIP unreliable?
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What pH? I seem to remember that it requires acidic solution to become pink, but I can be wrong.