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Ferric Chloride Stock Solution For Jar Test

Preparation of reagents and media reagents for various determinations are prepared as follows alkalinity 0.02 n standard sulphuric acid prepare stock solution approximately 0.1 n by diluting 2.5 ml concentrated sulphuric acid to 1 litre.Dilute 200 ml of the 0.1 n stock solution to 1 litre co 2 free distilled water.Standardise the 0.02 n acid against a 0.02 n sodium carbonate solution.

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