SOLUBILITY MEASUREMENTS FOR CALCIUM-SULFATE DIHYDRATE IN ACID-SOLUTIONS AT 20-DEGREES-C, 50-DEGREES-C, AND 70-DEGREES-C

被引:16
作者
CALMANOVICI, CE [1 ]
GABAS, N [1 ]
LAGUERIE, C [1 ]
机构
[1] ENSIGC,GENIE CHIM LAB,CNRS,URA 192,CHEMIN DE LA LOGE,F-31078 TOULOUSE,FRANCE
关键词
D O I
10.1021/je00012a013
中图分类号
O414.1 [热力学];
学科分类号
摘要
Solubilities of calcium sulfate dihydrate were measured in mixtures of sulfuric and phosphoric acids at 20, 50, and 70-degrees-C. The measurements were carried out according to a factorial design of experiments, where the H3PO4 content varied within the range 0-41.4 mass % and the H2SO4 content varied within the range 0-7.8 mass %.
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页码:534 / 536
页数:3
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Kurteva O. I., 1961, ZH PRIKL KHIM, V34, P1714
[3]  
NYVLT J, 1977, SOLID LIQUID EQUILIB
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TAPEROVA AA, 1945, ZH PRIKL KHIM, V18, P521