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SiO2 -Silicon dioxide used for vacuum evaporation Purity 99.99% ,for thin film coating,optical coating

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Silicon dioxide(Chemical formula: SiO₂)

Shape			Color	Purity	Package	Storage
Crystal	Granule	1-3 mm; 3-5 mm	Colorless Transparent	99.99%	With plastic bottler	Avoid exposure to sunlight &acid Keep dry
	Pillar	Upon demand

Properties

CAS No.	Density (g/cm³)	Melting Point(°C)	Refractive Index at 550nm	Transparency Range(μm)	Evaporation Source
7631-86-9	2.2	1700	1.45~1.46	0.2~9	E
Applications	AR coating; Cold light coating; Filter; Insulating coating;Glasses coating; UV coating
Remark	Specification upon exact demand

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