Evonik SIPERNAT® 22 S Silica Powder

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Evonik SIPERNAT® 22 S Silica Powder
Categories:	Other Engineering Material
Material Notes:	Properties and applications: SIPERNAT represents a specific product range of precipitated silica, aluminum and calcium silicates. SIPERNAT 22 S is a silica with high absorption capacity used as a flow and anti-caking agent in many applications as well as a special-purpose ingredient for mechanical graphic papers. In plant protection, this product is recommended as carrier in solid formulations such as wettable powers (WP) and water-dispersible granules (WG) if grinding has to be avoided. For food application a specific quality of this grade is available. Information provided by Evonik
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Physical Properties	Metric	English	Comments

Density	0.0900 g/cc	0.00325 lb/in³	Tamped; ISO 787-11
Particle Size	13.5 µm	13.5 µm	d50; ISO 13320-1
pH	6.5	6.5	5% in water; ISO 787-9
Specific Surface Area	190 m²/g	190 m²/g	ISO 9277

Component Elements Properties	Metric	English	Comments
SiO2	>= 97 %	>= 97 %	ISO 3262-19
Sodium, Na	<= 1.0 %	<= 1.0 %

Descriptive Properties
Content	<1.5%		Sulfate
	<400 ppm		Iron

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PEVONIM039 / 197243

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