Solvay Chemicals Soda Solvay® Dense Soda Ash

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Solvay Chemicals Soda Solvay® Dense Soda Ash
Categories:	Fluid
Material Notes:	Soda Ash Dense is the grade preferred for glass manufacture because its granular properties make it dust-free and reduce the risks of segregation during transport and handling. Applications: Glass industry – Raw Material for melting; Chemical industry – Production of sodium derivatives; Detergents- Alkaline support; Metallurgical processes – Desulfurization of pig iron – Raw material for melting and Flue gas treatment – Removal of acidic components CAS Number: 497-19-8/EINECS: 207-838-8 Information provided by Solvay
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Physical Properties	Original Value	Comments

Density	0.890 - 1.09 g/cc	Free flowing, Specification
	1.00 g/cc	Free flowing, Typical
	2.533 g/cc
Solubility in Water	21.4 %
pH	11.26	1% in water
Molecular Weight	106 g/mol

Thermal Properties	Original Value	Comments
Melting Point	851 °C

Descriptive Properties
Composition	<0.02%	Na2SO4, Specification
	<0.1%	NaCl, Specification
	<110 ppm	CaO, Specification
	<130 ppm	MgO, Specification
	<30 ppm	Fe2O3, Specification
	>99.2%	Na2CO3, Specification
	0.0001	Na2SO4, Typical
	0.03	NaCl, Typical
	0.58	Na2O, Specification
	0.584	Na2O, Typical
	0.998	Na2CO3, Typical
	3 ppm	Fe2O3, Typical
	50 ppm	CaO, Typical
	65 ppm	MgO, Typical
Granulometry	<3%	<0.075 mm, Specification
	<5%	>0.6 mm, Specification
	>85%	>0.15 mm, Specification
	1 percent	<0.075 mm, Typical
	2 percent	>0.6 mm, Typical
	93 percent	>0.15 mm, Typical

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WSOLV157 / 147806

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