Tetraethyl orthosilicate (TEOS) 500GM | |||
11814LG500 | 291370111FS | ||
-- | 2913701 | ||
78-10-4 | 55547 | ||
Si(OC2H5)4 | June 2019 | ||
208.33 | May 2021 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Appearance | Clear colorless liquid. | Clear colorless liquid. |
2 | Identification by (ATR – FTIR) | Complies | Infrared spectrum of test preparation should be concurrent with that of the TEOS reference standard or working standard preparation. |
3 | Identification (By GC) | Complies | The retention time of the main peak of the sample solution corresponds to that of the reference solution and exhibit only one major peak corresponding to TEOS. |
4 | Assay by GC% w/w | 98.97% | Not less than 98.0 %w/w |
5 | Purity (By GC) | 98.56% | Not less than 98.0 % |
6 | Hydrolyzable Chloride | Less than 50 mg/kg | Less than 50 mg/kg |
7 | Ethanol(C2H5OH) | 0.23% | Not more than 1.0 % |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |