Scapex Exports Pvt. Ltd.
830, 8th Floor, Sun Gravitas, Times of India Road,
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Certificate of AnalysisStandard product specification
Tellurium(IV) ethoxide, tech.85%, remainder ethanol
CAS 2017-01-8 · C8H20O4Te · Fine chemical grade — assay on specification
Structural formula1. Product identity
| Product name | Tellurium(IV) ethoxide, tech.85%, remainder ethanol |
|---|---|
| C.A.S. number | 2017-01-8 |
| Molecular formula | C8H20O4Te |
| Molecular weight | 307.84 g/mol |
| Grade / standard | Fine chemical grade — assay on specification |
| Description | Clear colorless liquid |
| Product group | Laboratory Solvents |
| Category | Solvents & Glycols |
| Country of origin | India |
| Packing | Bags, drums, carboys, IBC or ISO tank as applicable — customer-specified packing available |
| Storage | Cool, dry, well-ventilated place in tightly closed original packing |
2. Analytical specification
| S. No. | Test parameter | Specification | Typical result | Method |
|---|---|---|---|---|
| 1 | Description | Clear colorless liquid | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Purity (by GC) | Not less than 99.5 % (area) | 99.91 | Gas Chromatography |
| 4 | Colour (APHA / Pt-Co) | Not more than 10 | 3 | ASTM D1209 |
| 5 | Water Content | Not more than 0.05 % w/w | 0.0050 | Karl Fischer titration |
| 6 | Acidity (as acetic acid) | Not more than 0.002 % w/w | 0.0006 | Titrimetry |
| 7 | Residue on Evaporation | Not more than 0.001 % w/w | 0.0002 | Gravimetry |
| 8 | Specific Gravity at 25 °C | 0.786 – 0.792 | 0.7886 | Pycnometry / ASTM D4052 |
| 9 | Refractive Index at 20 °C | 1.3591 – 1.3631 | 1.3618 | Refractometry / ASTM D1218 |
3. Declaration
This document sets out the standard specification for Tellurium(IV) ethoxide, tech.85%, remainder ethanol and applies to all consignments of this product and grade supplied by Scapex Exports Pvt. Ltd. It is not a lot-specific release document; a lot-specific certificate carrying the analysis of the material actually shipped is issued with, and travels with, each consignment. Scapex Exports supplies against customer-specified assay limits and pharmacopoeial standards — send your specification sheet and we confirm compliance in writing before the order is accepted.
SCAPEXQUALITY ASSURED