The determination of calcium sulphate in
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Young, R. S. ;Hall, A. J.
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Article
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1947
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Wiley (John Wiley & Sons)
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## Abstract Ammonium chloride solution is a satisfactory solvent for the calcium sulphate, anhydrite, and also very probably for gypsum. Extraction can be carried out completely on a โ200 mesh material in a fairly short period. By means of this solution a differentiation can be made between the sul