How to change the color of sncl2 solution without losing its reflecting properties?
Dissolve 5 g of the sample in 5 ml of hydrochloric acid, dilute to 50 ml with water, filter if not clear and heat the filtrate or clear solution to boiling. Add 5 ml of barium chloride TS, digest in a covered beaker on a steam bath for Page 2 2 h, and allow to stand overnight.
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