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How do I make standard solution of iodine in aqueous potassium iodide?
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Topic: How do I make standard solution of iodine in aqueous potassium iodide? (Read 10390 times)
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mostlynotugly
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How do I make standard solution of iodine in aqueous potassium iodide?
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November 12, 2009, 11:09:42 AM »
How do I make standard solution of iodine in aqueous potassium iodide?
Any takers?
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Borek
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Re: How do I make standard solution of iodine in aqueous potassium iodide?
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November 12, 2009, 11:47:50 AM »
http://www.titrations.info/iodometric-titration-solutions
http://www.titrations.info/iodometric-titration-standardization
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ChemBuddy
chemical calculators - stoichiometry, pH, concentration, buffer preparation,
titrations.info
mostlynotugly
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Re: How do I make standard solution of iodine in aqueous potassium iodide?
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November 12, 2009, 12:24:43 PM »
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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Borek
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Re: How do I make standard solution of iodine in aqueous potassium iodide?
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November 12, 2009, 01:41:20 PM »
What pH? I seem to remember that it requires acidic solution to become pink, but I can be wrong.
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ChemBuddy
chemical calculators - stoichiometry, pH, concentration, buffer preparation,
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How do I make standard solution of iodine in aqueous potassium iodide?