GB/T 3405-2025 English PDF

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GB/T 3405-2025: Petroleum benzene
Status: Valid

GB/T 3405: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 3405-2025	279	Add to Cart	3 days	Petroleum benzene	Valid
GB/T 3405-2011	229	Add to Cart	3 days	Petroleum benzene	Valid
GB 3405-1989	70	Add to Cart	Auto, < 3 mins	Petroleum benzene	Obsolete

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Basic data

Standard ID: GB/T 3405-2025 (GB/T3405-2025)
Description (Translated English): Petroleum benzene
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G16
Classification of International Standard: 71.080.15
Word Count Estimation: 14,138
Date of Issue: 2025-02-28
Date of Implementation: 2025-09-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 3405-2025: Petroleum benzene

---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.
GB/T 3405-2025 English Version. Petroleum benzene ICS 71.080.15 CCSG16 National Standard of the People's Republic of China Replaces GB/T 3405-2011 Petroleum Benzene Released on 2025-02-28 2025-09-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 3405-2011 "Petroleum Benzene". Compared with GB/T 3405-2011, except for structural adjustments and editorial changes, In addition, the main technical changes are as follows. a) The scope has been changed (see Chapter 1, Chapter 1 of the.2011 edition); b) The test methods for purity, toluene, non-aromatic hydrocarbons and 1,4-dioxane have been changed (see Table 1, Table 1 of the.2011 edition); c) The color test method and arbitration test method have been changed (see Table 1, Table 1 of the.2011 edition); d) The quality index of petroleum benzene-535 thiophene was changed from "report" to "≤1.0mg/kg", and the test method of petroleum benzene-535 thiophene content was changed. Methods (see Table 1, Table 1 of the.2011 edition); e) Added the bromine index quality index of petroleum benzene-535 (see Table 1); f) "Total sulfur content" was changed to "sulfur content", and the test method and arbitration method were changed (see Table 1, Table 1 of the.2011 edition); g) The test method for nitrogen content has been changed (see Table 1, Table 1 of the.2011 edition); h) The test method for water content has been changed (see Table 1, Table 1 of the.2011 edition); i) Added the quality index and test method of chlorine content (see Table 1); j) Changes have been made to marking, packaging, storage, transportation and delivery acceptance (see Chapter 7, Chapter 6 of the.2011 edition); k) Safety has been modified (see Chapter 8, Chapter 7 of the.2011 edition); l) The determination method for trace thiophene in petroleum benzene has been changed (see Appendix A, Appendix A of the.2011 edition). This document is proposed and coordinated by the National Technical Committee for Standardization of Petroleum Products and Lubricants (SAC/TC280). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was drafted by. China National Petroleum Corporation Fushun Petrochemical Company, China Petrochemical Shanghai Petrochemical Company Company, PetroChina Petrochemical Research Institute, Sinopec Petrochemical Research Institute Co., Ltd., Sinopec (Shanghai) Petrochemical Research Institute Co., Ltd., China National Petroleum Corporation Urumqi Petrochemical Branch, China National Petroleum Corporation Lanzhou Petrochemical Company, China National Petroleum Corporation Jilin Petrochemical Company, Hengli Petrochemical (Dalian) Refining and Chemical Company Limited company. The main drafters of this document are. Zhang Zhongyang, Zhang Liang, Gu Jianguo, Yu Hongzhi, Qu Jingbo, Han Hongling, Wang Xiaoyu, Chen Hao, Lü Shenhong, Zhang Ying, Niu Xiaojuan, Liu Honglu, Cheng Ye, Sun Kai, Duan Qiyong, Li Chengwei. This document was first issued in 1982, revised for the first time in.2011, and this is the second revision. Petroleum Benzene Warning---If appropriate precautions are not taken, the products covered by this document may be dangerous during production, storage, transportation and use. This document does not purport to provide advice on all safety issues associated with this product. It is the user's responsibility to adopt appropriate safety and health precautions. and ensure that the conditions stipulated by relevant national laws and regulations are met.

1 Scope

This document specifies the product classification, technical requirements and test methods, inspection rules, marking, packaging, storage and transportation, delivery acceptance and Safety. This document is applicable to the production of crude oil and its derivatives by catalytic reforming, ethylene cracking by-product aromatics, toluene disproportionation and other processes. Petroleum benzene produced as a raw material for organic synthesis or other chemical industries.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 511 Determination of mechanical impurities in petroleum, petroleum products and additives GB/T 1816 Neutral test for benzene products GB/T 2012 Aromatic hydrocarbon pickling test method GB/T 2013 Determination of density of benzene products GB/T 3143 Determination of color of liquid chemical products (Hazen unit---platinum-cobalt color number) GB/T 3145 Determination of the crystallization point of benzene GB/T 4756 Manual sampling method for petroleum liquids GB/T 6324.6 Test methods for organic chemical products Part 6.Determination of liquid chromaticity Tristimulus colorimetry GB/T 6324.8 Test methods for organic chemical products Part 8.Determination of water content in liquid products - Karl Fischer coulometric method GB 13690 General Rules for Classification and Hazard Communication of Chemicals GB 30000.7 Chemical Classification and Labelling Specification Part 7.Flammable Liquids GB 30000.18 Chemical Classification and Labelling Specification Part 18.Acute Toxicity GB/T 40111 Determination of fluorine, chlorine and sulfur content in petroleum products - Combustion-ion chromatography NB/SH/T 0164 Rules for packaging, storage, transportation and delivery acceptance of petroleum and related products NB/SH/T 0253 Determination of total sulfur content in light petroleum products - Coulometric method NB/SH/T 6056 Determination of organic chlorine content in light hydrocarbons and engine fuels - Microcoulometric method NB/SH/T 6057 Determination of purity and hydrocarbon impurities of petroleum benzene, petroleum toluene and petroleum mixed xylenes - Gas chromatography-effective carbon number method SH/T 0246 Determination of water content in light petroleum products (coulometric method) SH/T 0604 Density determination of crude oil and petroleum products (U-type vibrating tube method) SH/T 0630 Determination of bromine value and bromine index of petroleum products (coulometric method) SH/T 0657 Determination of trace nitrogen in liquid petroleum hydrocarbons - Oxidative combustion and chemiluminescence method SH/T 0689 Determination of total sulfur content in light hydrocarbons, motor fuels and other oil products (ultraviolet fluorescence method) SH/T 1147 Determination of trace sulfur in industrial aromatic hydrocarbons - Microcoulometric method ......

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