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Specific Surface Blaine Limestone Fgd

2.2 characterization of natural and fgd gypsum.The particle size of the fgd gypsum sample was analyzed by laser particle-size malvern, mastersizer 2000 in liquid solution and stirred at 1700 rpm for 40 min.The reading range was between 0.1 and 1000 m.The chemical composition of fgd gypsum was determined by semi-quantitative analysis of xrf on a philips pw1480 wavelength-dispersive.

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