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GB/T 31856-2015: Treatment and disposal specification for waste chlorine
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31856-2015 | English | 359 |
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Treatment and disposal specification for waste chlorine
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GB/T 31856-2015
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Basic data | Standard ID | GB/T 31856-2015 (GB/T31856-2015) | | Description (Translated English) | Treatment and disposal specification for waste chlorine | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Z05 | | Classification of International Standard | 13.030.30 | | Word Count Estimation | 17,110 | | Date of Issue | 2015-07-03 | | Date of Implementation | 2016-02-01 | | Quoted Standard | GB 320; GB 16297; GB 19106; GBZ 2.1; HG/T 4684; HJ 547 | | Regulation (derived from) | National Standard Announcement 2015 No.22 | | 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 terms and definitions of chlorine treatment and disposal of waste, treatment and disposal methods and safety requirements. This Standard applies to the chlorine treatment and disposal of waste. | GB/T 31856-2015: Treatment and disposal specification for waste chlorine---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.
Treatment and disposal specification for waste chlorine
ICS 13.030.30
Z05
National Standards of People's Republic of China
Waste treatment and disposal specification chlorine
Issued on. 2015-07-03
2016-02-01 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 proposed by China Petroleum and Chemical Industry Association.
This standard by the national waste chemicals disposal Standardization Technical Committee (SAC/TC294) centralized.
This standard was drafted. Egypt Austrian-Chemical Co., Ltd., Jiangsu, Shandong Xinlong Group Co., Ltd., CNOOC Tianjin Chemical Research Institute,
Henan Billions Chemicals Co., Ltd.
The main drafters of this standard. Xu group, Li Tong, Yang Pei, Zhou Jinlong, Sun Xuesheng, Chen Jianli, Wang Xiaoling, inexpensive Xiaoyan.
Waste treatment and disposal specification chlorine
1 Scope
This standard specifies the terms and definitions chlorine waste treatment and disposal, treatment and disposal methods and safety requirements.
This standard applies to the treatment and disposal of waste chlorine.
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 320 industrial synthetic hydrochloric acid
GB 16297 Air Pollutant Emission Standards
GB 19106 hypochlorite
GB Z2.1 Workplace Hazardous Occupational Exposure Limits - Part 1. Chemical hazardous agents
Treatment and disposal methods HG/T 4684 chlorine leak
Stationary source emission measurement HJ547 chlorine Iodimetry
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Waste chlorine wastechlorine
Waste relief chlorine and chlorine production, using the system generated residual chlorine cylinders or liquid chlorine storage tank as well as open parking process produces
Chlorine gas generated from the production system, the use of equipment and piping systems, storage systems appear abnormal phenomenon and the like.
4 treatment and disposal methods
4.1 alkali absorption process
4.1.1 Principle
Waste chlorine and dilute alkali chemical reaction to produce sodium hypochlorite. The chemical reaction equation is as follows.
2NaOH Cl2 → NaClO NaCl H2O
This reaction is an exothermic reaction, the reaction heat accumulation when the temperature rises, the following side effects occur.
3Cl2 6NaOH
→ NaCl 5NaClO3 3H2O
4.1.2 raw materials
4.1.2.1 Sodium hydroxide solution. the mass fraction of not less than 30%.
4.1.2.2 water.
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