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teraethoxysilane si28

Inquiry
  Post Date: Nov 20,2014
  Expiry Date: May 19,2015
  Detailed Description: Cas No. :78-10-4

ZQ-342-Si28


1.Main technical indexes:

1. Chroma: ≤30 APHA max.

2. Specific gravity: 0.93 - 0.96

3. Acidity: ≤50PP. (as HCl)

4. Silicon dioxide: 28.0-31% by wt. as SiO2

5. Assay: 98.0%

6. Of which: Monomer 92-96%

7. Demer: 4-8%

8. Ethanol: 2%

9. Iron: ≤5PPm by wt. as FeCl2


2.Physical properties:

1. CAS.NO.: 78-10-4 (mixture)

2. Structural formula:



3. Appearance: colorless liquid

4. Boiling point: 168oC

5. Freezing point: -82oC

6. Flash point: 40.5oC


3.Main uses 

  1. crosslinking agent for organic silicon rubber;

  2. to synthesize high-purity silica and quartz;

  3. material of silica gel;

  4. agglomerant for paints and coatings;

  5. agglomerant for ceramic materials.


4.Packing: 190Kg  galvanized iron drum


5.Storage: preserve it by sealing it airtightly. Storage period: 10 months.

  CAS Registry Number:

78-10-4
  Synonyms: ;Ethyl silicate;TEOS;Tetraethoxysilanemincolorlessliq;Tetraethoxysilaneredistilledinquartzforlowmetalimpurities;Tetraethoxysilane;Silicon ethoxide;Tetraethoxysilan;Silicon tetraethoxide;Silane Coupling Agent;Si-28; Teraethoxysilane;Silicic acid, ethyl ester;Ethyl polysilicate;Ethylpolysilikat;ETHYL SILICATE POLYMER;Ethyl Silicate 32;Ethyl Silicate 50;Silane Coupling Agent Si-40;ethoxy(oxo)silanol;diethoxy(oxo)silane;Ethyl silicate40(Polyethyl silicate-40);Polyethyl silicate-40;tetraethyl orthosilicate-40;Ethyl silicate28;Ethyl silicate-28;tetraethyl orthosilicate-28;Tetraethylorthosilicate;
  Molecular Formula: C8H20O4Si
  Molecular Weight: 208.328
  Molecular Structure: 78-10-4 Tetraethyl orthosilicate
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R10:;
R20:;
R36/37:;

  Company: zibo linzi qiquan industrial trade co.,ltd     [ China ]        
  Contact: cherry
  Tel: 0533-7489128
  Fax: 0533-7487266
  Email: cherry@qiquanchem.com
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