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| SN/T 2042-2008 | English | 399 |
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Rules for inspection of nano-calcium silicate
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SN/T 2042-2008
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Basic data | Standard ID | SN/T 2042-2008 (SN/T2042-2008) | | Description (Translated English) | Rules for inspection of nano-calcium silicate | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | G12 | | Classification of International Standard | 71.060.50 | | Word Count Estimation | 10,137 | | Date of Issue | 2008-04-29 | | Date of Implementation | 2008-11-01 | | Quoted Standard | GB/T 1250; GB/T 13221; JC/T 535 | | Regulation (derived from) | National-accreditation-Science [2012] 57 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the classification of nano calcium metasilicate, technical specifications, test methods and inspection rules. This standard applies to nano calcium metasilicate powder material test. | SN/T 2042-2008: Rules for inspection of nano-calcium silicate---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-calcium silicate
Exit inspection and quarantine industry standard book People's Republic of China
Nano calcium metasilicate inspection procedures
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. Zouming Qiang Cao Lin, Zhang Huiling, flowers Qi, 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 calcium metasilicate inspection procedures
1 Scope
This standard specifies the classification of nano calcium metasilicate, technical specifications, test methods and inspection rules.
This standard applies to nano-calcium metasilicate test powder materials.
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 13221 nano powder particle size distribution measuring X-ray small angle scattering method
JC/T 535 wollastonite
3 Product Categories
According to the crystal morphology of nano calcium metasilicate can be divided into.
a) particulate (zero-dimensional) nano calcium metasilicate;
b) linear (one-dimensional) nano calcium metasilicate;
c) the strip (D) nano calcium metasilicate.
Based on nanometer calcium metasilicate micro-structure can be divided into.
a) of nano calcium metasilicate;
b) polycrystalline nano calcium metasilicate.
4 Technical Specifications
4.1 Appearance. white powder.
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.
4.3 nanometer calcium metasilicate should meet the requirements of Table 1.
Table 1 nanometer metasilicate inspection items and indicators
Item Index
Nano CaSiO3 mass fraction /% ≥90
Nano CaSiO3 output rate /% ≥80
The mass fraction of SiO2/48-52%
The mass fraction of CaO/45 ~ 48%
Fe2O3 mass fraction /% ≤0.2
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