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GB/T 31058-2014 English PDF

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US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 31058-2014: Gases for electronic industry -- Silicon tetrafluoride
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 31058-2014	169	Add to Cart	3 days	Gases for electronic industry -- Silicon tetrafluoride	Valid

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Basic data

Standard ID: GB/T 31058-2014 (GB/T31058-2014)
Description (Translated English): Gases for electronic industry -- Silicon tetrafluoride
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G86
Classification of International Standard: 71.100.20
Word Count Estimation: 7,73
Date of Issue: 12/12/2014
Date of Implementation: 7/1/2015
Quoted Standard: GB 190; GB/T 3723; GB 5099; GB 7144; GB 14194; GB 15258; GB 16804; GB/T 26571; GB/T 28726-2012; GB/T 28727
Regulation (derived from): National Standards Bulletin 2014 No. 30
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the technical requirements for silicon tetrafluoride, test methods, marking, packaging, transportation and storage and so on. This standard applies to fluorite sulfuric acid method, hexafluorosilicate thermal decomposition method,

GB/T 31058-2014: Gases for electronic industry -- Silicon tetrafluoride

---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.
Gases for electronic industry - Silicon tetrafluoride ICS 71.100.20 G86 National Standards of People's Republic of China Electronic industrial gas silicon tetrafluoride Issued on. 2014-12-22 2015-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard equipment by the National Standardization Technical Committee and the semiconductor material (SAC/TC203) and focal points. This standard was drafted. Institute of Physical and Chemical Engineering of Nuclear Industry China Nuclear New Technology Development Co., Foshan City, Walter Gas Co., Ltd., Mitsubishi Electric Green Molecular materials (Tianjin) Co., Ltd., Shanghai, love Chromatography Technology Co., Ltd., Guizhou University, Southwest Chemical Industry Research and Design Institute Limited. The main drafters of this standard. Deng Jianping, Li to teach, Fu red cast, Tang Youlun, Cuixue Wen, Fang Hua, Tangan Jiang, Zhou Pengyun. Electronic industrial gas silicon tetrafluoride

1 Scope

This standard specifies the technical requirements for silicon tetrafluoride, test methods, marking, packaging, transportation and storage and so on. This standard applies to fluorite sulfuric acid method, hexafluorosilicate thermal decomposition method, direct fluorination of elemental silicon silicon tetrafluoride Prepared. It is mainly used Electronics Industry of plasma etching, light-emitting diode P type doped silicon source ion implantation process, epitaxial deposition and diffusion of optical fiber with high purity Raw quartz glass, is also an important raw material production of polysilicon. Molecular formula. SiF4. Molecular Weight. 104.0786128 (at 2009 International Atomic relative quality).

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 190 packaging and marking of dangerous goods GB/T 3723 Sampling of chemical products for industrial use General Safety GB 5099 seamless steel gas cylinders GB 7144 cylinders color logo GB 14194 provisions permanent gas filling GB l5258 rules for preparation of chemical safety labels GB 16804 cylinders warning labels GB/T 26571 Specification of special gas storage GB/T 28726-2012 helium ionization gas analysis by gas chromatography GB/T 28727 Determination of sulfide gas analysis by gas chromatography flame photometric Gas Cylinder Safety Supervision (2000 Edition) Dangerous Chemicals Regulations (2002 Edition) Special Equipment Safety Supervision Regulations (2009 Edition)

3 Technical requirements

Technical requirements for silicon tetrafluoride should be in accordance with Table 1 requirements. Table 1 Technical Specifications Item Index Purity silicon tetrafluoride (volume fraction)/10-2 ≥ 99.99 99.999 Hydrogen (H2) content (volume fraction)/10-6 < 21 (Oxygen-argon) (O2 Ar) content (volume fraction)/10-6 < 20 0.5 Nitrogen (N2) content (volume fraction)/10-6 < 604 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 31058-2014_English be delivered?

Answer: Upon your order, we will start to translate GB/T 31058-2014_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 GB/T 31058-2014_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 31058-2014_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.