SN/T 2043-2008 English PDFUS$259.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. SN/T 2043-2008: Rules for inspection of nano-calcium carbonate Status: Valid
Basic dataStandard ID: SN/T 2043-2008 (SN/T2043-2008)Description (Translated English): Rules for inspection of nano-calcium carbonate Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: G12 Classification of International Standard: 71.060.50 Word Count Estimation: 10,134 Date of Issue: 2008-04-29 Date of Implementation: 2008-11-01 Quoted Standard: GB/T 1250; GB/T 6678; GB/T 13221; GB/T 19590 Regulation (derived from): National-accreditation-Science [2012] 57 Issuing agency(ies): General Administration of Customs Summary: This standard specifies the classification of nano calcium carbonate, technical specifications, test methods and inspection rules. This standard applies to nano calcium carbonate powder material test. SN/T 2043-2008: Rules for inspection of nano-calcium carbonate---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 carbonate Exit inspection and quarantine industry standard book People's Republic of China Nano calcium carbonate 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 ForewordThe 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, Shenzhen People's Republic of China CIQ involved in the drafting. The main drafters of this standard. Zouming Qiang Cao Lin, Li Jinfeng, Wang Chengyun, Wang Nan, Zhang Huiling, Long Chen Yan, Qi flowers, Qiu Yueming. This standard is the first release of the entry-exit inspection and quarantine industry standards. Nano calcium carbonate inspection procedures1 ScopeThis standard specifies the classification, technical specifications, test methods and inspection rules nanometer calcium carbonate. This standard applies to test nano calcium carbonate powder material.2 Normative referencesThe 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, according to research encourages the parties to the agreement Study 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 6678 General Principles for Sampling Chemical Products GB/T 13221 nano powder particle size distribution measuring X-ray small angle scattering method GB/T 19590 ultra-fine calcium carbonate3 Product CategoriesBased on nanometer calcium carbonate crystal morphology can be divided into. a) particulate (zero-dimensional) nano calcium carbonate; b) linear (one-dimensional) nano calcium carbonate; c) the strip (D) nano calcium carbonate. The micro-structure of nano calcium carbonate can be divided into. a) of nano calcium carbonate; b) polycrystalline nano calcium carbonate.4 Technical Specifications4.1 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 carbonate should meet the requirements of Table 1. Test items and index table 1 nanometer calcium carbonate Item Index Nano CaCO3 mass fraction /% ≥90 The yield of Nano CaCO3 /% ≥80 The average particle diameter of electron microscopy (Monocrystalline or polycrystalline)/nm Granular. three directions scales Linear. both directions scale Strip. a direction scale ≤100 (aspect ratio of less than 2) ≤100 (aspect ratio greater than 10) ≤100 (with clear tape or film form) The average grain granular nano calcium carbonate XRD line width of law/nm ≤100 ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 2043-2008_English be delivered?Answer: Upon your order, we will start to translate SN/T 2043-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of SN/T 2043-2008_English with my colleagues?Answer: Yes. 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