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GB/T 2285-2018 English PDF

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GB/T 2285-2018: Coking xylene
Status: Valid

GB/T 2285: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 2285-2018English109 Add to Cart 3 days [Need to translate] Coking xylene Valid GB/T 2285-2018
GB/T 2285-1993English199 Add to Cart 2 days [Need to translate] Coke xylene Obsolete GB/T 2285-1993

PDF similar to GB/T 2285-2018


Standard similar to GB/T 2285-2018

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Basic data

Standard ID GB/T 2285-2018 (GB/T2285-2018)
Description (Translated English) Coking xylene
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G18
Classification of International Standard 71.080
Word Count Estimation 5,529
Date of Issue 2018-05-14
Date of Implementation 2018-12-01
Older Standard (superseded by this standard) GB/T 2285-1993
Regulation (derived from) National Standards Announcement No. 6 of 2018
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 2285-2018: Coking xylene

---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.
(Coking xylene) ICS 71.080 G18 National Standards of People's Republic of China Replace GB/T 2285-1993 Coking xylene Cokingxylene Published on.2018-05-14 2018-12-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 2285-1993 "coking xylene". The main technical changes compared with GB/T 2285-1993 as follows. --- Revised the scope of application and increased the content of the hydrogenation process (see Chapter 1, Chapter 1 of the.1993 edition); --- Revised the normative reference document (see Chapter 2, Chapter 2 of the.1993 edition); --- Revised the technical requirements of the appearance and added technical indicators of color (see Chapter 3, Chapter 3 of the.1993 edition); --- Revised the test method (see Chapter 4, Chapter 4 of the.1993 edition); --- Revised inspection rules (see Chapter 5, Chapter 5 of the.1993 edition); --- Revised the marking, packaging, transportation and storage and quality certificate (see Chapter 6, Chapter 6 of the.1993 edition); --- Added safety precautions (see Chapter 7). This standard was proposed by the China Iron and Steel Association. This standard is under the jurisdiction of the National Coal Chemical Standardization Technical Committee Coking Chemistry Subcommittee (SAC/TC469/SC3). This standard was drafted. Xingtai Xuyang Technology Co., Ltd., Shanghai Baosteel Chemical Co., Ltd., Ma Steel (Group) Holding Co., Ltd., Metallurgy Industrial Information Standards Institute. The main drafters of this standard. Zhang Yingwei, Yang Hongqing, Zeng Zhichun, Liu Xingtao, Hao Liping, Qiu Quanshan, Li Qianyi, Zheng Jingwu. The previous versions of the standards replaced by this standard are. ---GB/T 2285-1980, GB/T 2285-1993. Coking xylene

1 Scope

This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates of coking xylene and Safety Precautions. This standard is applicable to coking xylene obtained from the process of hydrogenation and rectification of crude benzene/light benzene recovered from coke oven gas.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB 190 dangerous goods packaging mark GB/T 1816 benzene product neutral test GB/T 1999 Sampling method for coking oil products GB/T 2012 aromatic acid pickling test method GB/T 2281 Coking oil product density test method Determination of distillation range of GB/T 2282 coking light oil products GB/T 8034 method for determination of copper corrosion of coking benzene products Method for determination of pickling colorimetric of GB/T 8035 coking benzene products Method for determination of color of GB/T 8036 coking benzene products GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values

3 Technical requirements

The technical indicators of coking xylene should meet the requirements of Table 1. Table 1 Indicator name index 3 ° C xylene 5 ° C xylene 10 ° C xylene Appearance transparent liquid, no visible impurities Color (platinum-cobalt) is not deeper than 20 Visually invisible, insoluble water at room temperature (18 ° C ~ 25 ° C) Neutral test neutral

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Question 5: Should I purchase the latest version GB/T 2285-2018?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 2285-2018 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.