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GB/T 22025-2008 English PDF

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GB/T 22025-2008: Aerosol grade isobutane (A-31)
Status: Valid
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GB/T 22025-2008English329 Add to Cart 3 days [Need to translate] Aerosol grade isobutane (A-31) Valid GB/T 22025-2008

PDF similar to GB/T 22025-2008


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Basic data

Standard ID GB/T 22025-2008 (GB/T22025-2008)
Description (Translated English) Aerosol grade isobutane (A-31)
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G86
Classification of International Standard 71.100.20
Word Count Estimation 14,125
Date of Issue 2008-06-19
Date of Implementation 2009-02-01
Quoted Standard GB 190; GB/T 601; GB/T 603; GB/T 1250
Regulation (derived from) National Standard Approval Announcement 2008 No.10 (Total No.123)
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 requirements for aerosol grade isobutane, test methods, inspection rules and signs, packaging, transport, storage and security requirements. This standard applies to materials containing isobutane, after a certain treatment process was isobutane, the product is mainly used as aerosol propellants.

GB/T 22025-2008: Aerosol grade isobutane (A-31)

---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.
Aerosol grade isobutane (A-31) ICS 71.100.20 G86 National Standards of People's Republic of China Aerosol grade iso-butane (A-31) Posted 2008-06-19 2009-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix A of this standard is a normative appendix, Appendix B is an informative annex. This standard is proposed and managed by China Association for Standardization. Drafting of this standard. Zhejiang blue sky and green high-tech Co., Ltd., on 海西西爱尔 aerosol propellant manufacturing and canned have Limited, Guangdong Eliya Chemical Co., Ltd., China Association for Standardization, Ltd. and Shanghai-made aerosols. The main drafters of this standard. Shiwan Jun, Shi-yuan, Qizong Hua, Li, Chen Xiaodan. Participate drafters of this standard. Luru Xiu, Jiang towel, Friends of Wu, Fang Xiaoqing, Li enterprises really, Lou month Ying, Wang Qian. This standard was first published. Aerosol grade iso-butane (A-31)

1 Scope

This standard specifies the aerosol grade isobutane requirements, test methods, inspection rules and signs, packaging, transportation, storage and security Claim. This standard applies to raw materials containing isobutane, after a certain treatment process was isobutane, which is mainly used as aerosol propellants. Molecular formula. CH3 (CH3) CHCH3 Molecular Weight. 58.12 (according to 2001 international relative atomic mass)

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. GB 190 packaging and marking of dangerous goods Preparation of GB/T 601 chemical reagent standard titration solution GB/T 603 chemical reagent in test methods - Preparations with Representation GB/T 1250 limit values \u200b\u200band the method of determining GB/T 6681-2003 General rules for sampling gaseous chemical products GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) GB/T 10670 Industrial fluoro methane trace determination of water electrolysis GB/T 11141 light olefins in the determination of trace sulfur - Oxidative Microcoulometry GB 14193 Rules for filling of liquefied gas cylinders SY/T 7509 LPG residue assay

3 Requirements

3.1 Characters Colorless, transparent liquid, not cloudy, and the same smell. 3.2 Quality Shall comply with the provisions of Table 1. Table 1 aerosol grade iso-butane quality Item Index Isobutane content /% ≥ 95.0 Ethane mass fraction /% ≤ 0.1 Propane mass fraction /% ≤ 2.5 N-butane mass fraction /% ≤ 2.5 Total unsaturated hydrocarbon mass fraction /% ≤ 0.01 Water mass fraction /% ≤ 0.005 Sulfur/(μg/mL) ≤ 3 The residue (38 ℃)/(mL/100mL) ≤ 0.05 Vapor pressure (21.1 ℃)/MPa 0.21 ~ 0.23

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