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Silicon(II) oxide, 99.99% (metals basis)

Product Code. 11333438
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11323438 100 g 100g
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Product Code. 11333438 Supplier Thermo Scientific Alfa Aesar Supplier No. 036347.14
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Estimated Shipment: 07-10-2026
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Description

CAS: 10097-28-6 | OSi | 44.084 g/mol

A major application of silicon oxide is production of portland cement. It is used in food and pharmaceutical applications and in semiconductor industry. It is the major precursor for preparing glass and silicon.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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Identificatori chimici

CAS 10097-28-6
Molecular Formula OSi
Molecular Weight (g/mol) 44.084
MDL Number MFCD00151536
InChI Key LIVNPJMFVYWSIS-UHFFFAOYSA-N
Synonym silicon monoxide, silylene, oxo, silicon ii oxide, unii-1oqn9cbg7l, 1oqn9cbg7l, silicon ii oxide, optical grade, sio, oxidosilicon, oxosilanylidene, oxosilylene
PubChem CID 66241
ChEBI CHEBI:30588
IUPAC Name oxoniumylidynesilanide
SMILES [O+]#[Si-]

Specifica

Boiling Point 1880°C
Melting Point >1702°C
Color Black
Physical Form Lump
Quantity 25 g
Assay Percent Range 99.99% (metals basis)
Solubility Information Insoluble in water.
Formula Weight 44.09
Odor Odorless
Density 2.13 g/cm3 at 20°C
Chemical Name or Material Silicon(II) oxide
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