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What is the principle of BOD?

Updated: 11/10/2022
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11y ago

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when magnesium sulfate and potassium hydroxide is added,magnesium hydroxide is formed and precipitates and conc H2SO4 is added and in presence of oxygen the preciptate turns brown color which can be measured by idoine and starch indicator titrated against sodium thiosulfate

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11y ago
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Q: What is the principle of BOD?
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