| Classification: | Rare Metal |
|---|---|
| CAS: | 7446-07-3 |
| Molecular Formula: | O2te |
| Molecular Weight: | 159.6 |
| Einecs: | 231-193-1 |
| Synonyms: | Tellurous Acid Anhydride |
| Samples: |
|---|
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Audited Supplier | Tellurium Dioxide |
| Formula: TeO2 |
| Molecular weight: 159.60 |
| CAS number: 7446-07-3 |
| Purity: 2N-5.5N |
| Appearance: White powder |
| Application: Analytical reagents |
| Usage: Application in various fields. Mainly used as an acousto-optic deflection element; used for corrosion resistance, identification of bacteria in vaccines, etc.; used for preparing II-VI compound semiconductors, thermoelectric conversion elements, refrigerating elements, piezoelectric crystals, infrared detectors, etc.; used as a preservative and also used for bacterial examination in vaccines; also used for preparing tellurite, electronic element materials and preservatives and for emission spectrometric analysis. Used for preparing tellurium dioxide single crystal, infrared devices, acousto-optic devices, infrared window materials, electronic element materials, preservatives, etc. |
| Index | TeO2.3N | TeO2.4N | TeO2.5N |
| Cu | 30 | 10 | 1 |
| Ag | 10 | 3 | / |
| Mg | 10 | 5 | 0.5 |
| Ni | 10 | 5 | 0.5 |
| Zn | 30 | 10 | / |
| Ca | 50 | 10 | 1 |
| Fe | 150 | 10 | 1 |
| Cd | 20 | 8 | / |
| Si | 20 | 5 | / |
| Al | 30 | 5 | 0.5 |
| Bi | 30 | 5 | 0.4 |
| Se | 20 | 5 | 0.5 |
| Pb | 30 | 8 | 1 |
| Sb | 30 | 5 | 1 |
| Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
| Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
| Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |
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