Answer / manoj reddy

To prevent the oxidation of Fe2+ ions of Mohr's salt to Fe3+ ions.Ferrous ions of Mohr’s salt undergo hydrolysis in aqueous solution. To prevent the hydrolysis, Conc. H2SO4 needs to be added to the Mohr’s salt crystals during the preparation of its standard solution.

what are the ideal conditions for coloumn storage

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Which parameter require to do for analytical method equivalency?

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using gradient pressure in gas chromatography are not ?using gradient pressure why

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What are the parameters for the method development of Gas Chromatography and GC-HS? 

2 Answers  

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