Talc

Chemical Analysis

	Grade1 Extra Fine	Grade 2	Grade 3
SiO2	62.16 %	61 - 62.5%	60 - 61.5%
MgO	31.54 %	31.5 - 32.5%	30 - 31.5%
Fe2O3	0.15 %	0.01-0.2%	0.05-1%
Al2O3	0.32 %	0 - 1%	0 - 1%
CaO	0.43%	0 - 0.5%	0 - 1%
Average Whiteness	96.6 %	92+/-2%	88+/-2%

“Other chemical analysis are available upon request.”

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