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SN/T 2044-2008: Rules for inspection of nano-alumina
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 2044-2008 | English | 259 |
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Rules for inspection of nano-alumina
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SN/T 2044-2008
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Basic data | Standard ID | SN/T 2044-2008 (SN/T2044-2008) | | Description (Translated English) | Rules for inspection of nano-alumina | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | G13 | | Classification of International Standard | 71.060.20 | | Word Count Estimation | 10,137 | | Date of Issue | 2008-04-29 | | Date of Implementation | 2008-11-01 | | Quoted Standard | GB/T 1250; GB/T 6609.2; GB/T 6609.3; GB/T 6609.4; GB/T 6609.5; GB/T 6678-1986; GB/T 13221 | | Regulation (derived from) | National-accreditation-Science [2012] 57 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the classification of nano-alumina, technical specifications, test methods and inspection rules. This standard applies to nano-alumina, the product is mainly used for refractories, refractory binder, catalyst, drying, cleaning agents, adsorbents, sodium lamp tube, phosphor, electronic ceramics, fine ceramics, structural ceramics, stainless steel polishing and grinding, high voltage switch insulation epoxy filler and other manufacturing fields as well as for gems and food processing areas such as chemical raw materials. | SN/T 2044-2008: Rules for inspection of nano-alumina---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.
Rules for inspection of nano-alumina
Exit inspection and quarantine industry standard book People's Republic of China
Nano-alumina for the inspection
Posted 2008-04-29
2008-11-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
The Standard Appendix A, Appendix B and Appendix C are informative appendix.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard mainly by the China Academy of Inspection and Quarantine is responsible for drafting; University of Science and Technology Beijing, People's Republic of China Shandong Entry-Exit Inspection
Quarantine Bureau to participate in the drafting.
The main drafters of this standard. Zou Mingjiang, Zhang Huiling, Cao Lin Xue Qiang, Qi flowers, Wang Nan, Li Jinfeng, chief Chen Yan, Tian Shimin, Qiu Yueming.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Nano-alumina for the inspection
1 Scope
This standard specifies the classification, technical specifications, test methods and inspection rules of nano-alumina.
This standard applies to nano-alumina, the products are mainly used for refractories, refractory binders, catalysts, drying, cleaning agents, suck
Sorbent, sodium lamp, phosphor, electronic ceramics, fine ceramics, structural ceramics, stainless steel polishing and grinding, high-voltage switch epoxy filler insulating member
And other manufacturing and chemical raw materials used in the field of food processing and gems.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
Representation GB/T 1250 limit values and the method of determining
GB/T 6609.2 Determination of loss on ignition alumina chemical analysis methods and determination of physical performance gravimetric method
GB/T 6609.3 spectrophotometric determination of alumina chemical analysis methods and determination of physical performance silica content of molybdenum blue
GB/T 6609.4 alumina chemical analysis methods and determination of physical performance phenanthroline spectrophotometric determination of ferric oxide
content
Determination of GB/T 6609.5 alumina chemical analysis methods and determination of physical performance oxide and sodium oxide
GB/T 6678-1986 General Principles for Sampling Chemical Products
GB/T 13221 nano powder particle size distribution measuring X-ray small angle scattering method
3 Product Categories
According to the crystal structure of nano alumina, nano-alumina can be divided into 11 kinds, mainly as α, β, γ three. According to nano-alumina
The crystal morphology can be divided into.
a) particulate (zero-dimensional) nano-alumina;
b) linear (one-dimensional) nano-alumina;
c) a film-like (two-dimensional) nano-alumina.
The micro-structure of nano-alumina can be divided into.
a) single crystal nano-alumina;
b) nano-polycrystalline alumina.
4 Technical Specifications
4.1 nano-alumina shall comply with the requirements of Table 1.
4.2 nanomaterials should meet the following requirements.
a) three-dimensional material particles have at least one dimension less than 100 nm or;
b) the material should have a corresponding commodity nanometer effects.
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