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YS/T 926-2013: High purity tellurium dioxide
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| YS/T 926-2013 | English | 159 |
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High purity tellurium dioxide
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YS/T 926-2013
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Basic data | Standard ID | YS/T 926-2013 (YS/T926-2013) | | Description (Translated English) | High purity tellurium dioxide | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H62 | | Classification of International Standard | 77.150.99 | | Word Count Estimation | 6,619 | | Regulation (derived from) | Ministry of Industry and Information Technology Bulletin No. 52, 2013; industry standard for filing Notice No. 1 of 2014 (No. 169 overall) | | Issuing agency(ies) | Ministry of Industry and Information Technology | | Summary | This standard specifies the purity tellurium dioxide requirements, test methods, inspection rules and signs, packaging, transportation, storage, quality certificates, contracts (or purchase orders) and safety requirements. This standard applies to the use | YS/T 926-2013: High purity tellurium dioxide---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
High purity tellurium dioxide
ICS 77.150.99
H62
People's Republic of China Nonferrous Metals Industry Standard
High-purity tellurium dioxide
Issued on. 2013-10-17
2014-03-01 implementation
Ministry of Industry and Information Technology of the People's Republic of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized.
This standard is drafted by. Guangdong pilot dilute materials and technologies.
The main drafters of this standard. Zhu Liu, Zhu Chan Fang, Liu Yonghao, Hucheng Fu, Chen Jie.
High-purity tellurium dioxide
1 Scope
This standard specifies the high-purity tellurium dioxide requirements, test methods, inspection rules and signs, packaging, transportation, storage, quality certificate, together
Same (or orders) and safety requirements.
This standard applies to the use of raw materials for the production of tellurium 5N high purity tellurium dioxide, tellurium dioxide can be used for the preparation of a single crystal, electronic components and materials
Material, infrared devices and infrared window materials, optical fiber amplifiers.
2 Requirements
2.1 Categories
High-purity tellurium dioxide grades. TeO299.999.
2.2 Chemical composition
Chemical composition of high purity tellurium dioxide should meet the requirements of Table 1.
Table 1 Chemical composition of high purity tellurium dioxide
Trademark
Chemical composition (mass fraction) /%
TeO2
Impurities ≤
Na Mg Al Ca Cr Mn Fe
TeO299.999 99.999 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001
Trademark
Chemical composition (mass fraction) /%
Impurities ≤
Cu Zn Ag Se Sn Pb Bi Ni
TeO299.999 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001
Note 1. The content of impurity elements tellurium dioxide sum of 100% minus Found margin listed in the table.
Note 2. Other impurity elements not specified in the table, the two sides negotiated by supply and demand.
2.3 Physical Specifications
Particle size of the powder of high purity tellurium dioxide products negotiated by both parties.
2.4 appearance quality
High-purity tellurium dioxide as a white crystalline powder, the same batch of products uniform color, no stains are visible difference, there should be no foreign inclusions.
2.5 Other
If users have special requirements, solve the supply and demand sides can be negotiated and specified in the contract.
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