≥99.5% metals basis, −325 mesh for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 692 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Application
SiO 2 is majorly used as a substrate material with excellent thermo-mechanical properties which can be used in a variety of applications which include: vapor deposition, phase deposition, atomic force microscopy probes(AFM), spin coating, electronic based devices.
Other Notes
May contain adsorbed H 2 O and CO 2 which is removable by calcining at >900°C
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Inorganic compounds |
|---|---|
| Superclass | Mixed metal/non-metal compounds |
| Class | Metalloid organides |
| Subclass | Metalloid oxides |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Metalloid oxides |
| Alternative Parents | Metalloid salts Inorganic salts Inorganic oxides |
| Molecular Framework | Not available |
| Substituents | Metalloid oxide - Inorganic oxide - Inorganic salt - Inorganic metalloid salt |
| Description | This compound belongs to the class of inorganic compounds known as metalloid oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is a metalloid. |
| External Descriptors | silicon oxide |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 H2628036 | Certificate of Analysis | Sep 24, 2026 | S433066 |
| C2631110 | Certificate of Analysis | Apr 29, 2026 | S433066 |
| C23081146 | Certificate of Analysis | Dec 10, 2025 | S433066 |
| C23081169 | Certificate of Analysis | Dec 10, 2025 | S433066 |
| Refractive Index | 1.544 |
|---|---|
| Boil Point(°C) | 2230°C |
| Melt Point(°C) | 1670°C |
| Molecular Weight | 60.084 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 59.9668 Da |
| Monoisotopic Mass | 59.9668 Da |
| Topological Polar Surface Area | 34.100 Ų |
| Heavy Atom Count | 3 |
| Formal Charge | 0 |
| Complexity | 18.300 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
