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HS Code |
563099 |
| Chemical Name | Tetramethyl Orthosilicate |
| Synonyms | Tetramethoxysilane, TMOS |
| Cas Number | 681-84-5 |
| Molecular Formula | Si(OCH3)4 |
| Molecular Weight | 152.22 g/mol |
| Appearance | Colorless liquid |
| Boiling Point | 121-122 °C |
| Density | 1.032 g/mL at 25 °C |
| Refractive Index | n20/D 1.369 |
| Purity | Typically ≥99% |
| Solubility | Hydrolyzes in water, soluble in alcohol and ether |
| Flash Point | 33 °C (closed cup) |
As an accredited Tetramethyl Orthosilicate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Tetramethyl Orthosilicate, Sigma Aldrich, 500 mL: Supplied in an amber glass bottle with a secure cap and detailed chemical labeling. |
| Shipping | Tetramethyl Orthosilicate (TMOS) from Sigma Aldrich, Merck, or TCI Chemical is shipped in sealed glass or metal containers to prevent moisture contamination. Packages comply with international regulations for hazardous chemicals. Proper labeling, documentation, and handling are ensured for safe transport. Shipping may require temperature control and protective packaging. |
| Storage | Tetramethyl Orthosilicate (TMOS) should be stored in a tightly closed container in a cool, dry, and well-ventilated area. Keep away from moisture, heat, and sources of ignition. Store under inert gas, such as nitrogen, to prevent hydrolysis. TMOS is moisture sensitive and can release methanol upon contact with water, so handle and store with appropriate chemical safety precautions. |
Competitive Tetramethyl Orthosilicate prices that fit your budget—flexible terms and customized quotes for every order.
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Tel: +8615365186327
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