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《Physical Testing and Chemical Analysis Partb Chemical Analgsis》 2001-03
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ON THE MECHANISM OF THE TURBIDIMETRIC DETERMINATION OF SO_4 ~(2-)BY THE BaSO_4 METHOD

DING Gen di, WU Jie, XU Zhi sui (School of Enviromental Science, Tongji University, Shanghai 200092, China)  
A critical study on the optimum conditions for the turbi dimetric determination of SO 2- 4 ion by the conventional BaSO 4 method is reported in this paper Discussion is made on the influencial factors, e g the conditions of precipitation, the use of stablizing agent, the choice of wavelength for measurement and etc, considering especially for colored sample solutions
【CateGory Index】: O657.3
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