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GB/T 42688-2023: Discharge and handling requirements for residues of noxious liquid substance from ship
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GB/T 42688-2023: Discharge and handling requirements for residues of noxious liquid substance from ship

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ICS 47:020:99;13:020:99 CCSU47 National Standards of People's Republic of China Requirements for Discharge and Disposal of Residues of Toxic Liquid Substances from Ships substance fromship 2023-12-01 Implementation State Administration for Market Regulation Released by the National Standardization Management Committee

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: Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed and managed by the National Marine Machinery Standardization Technical Committee (SAC/TC137): This document is drafted by: China State Shipbuilding Corporation Comprehensive Technical and Economic Research Institute: The main drafters of this document: Wei Huaxing, Lu Bing: Requirements for Discharge and Disposal of Residues of Toxic Liquid Substances from Ships

1 Scope

This document specifies the classification of toxic liquid substances on ships and the requirements for the discharge and treatment of residues: This document is applicable to the discharge of toxic liquid substance residues generated on ships navigating in the sea area under the jurisdiction of the People's Republic of China:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB 3552 Standards for the Control of Discharge of Water Pollutants from Ships "73/78 MARPOL Convention", International Maritime Organization (IMO) "International Code for the Construction and Equipment of Ships Carrying Dangerous Chemicals in Bulk" (IBC Code), International Maritime Organization (IMO)

3 Terms and Definitions

The following terms and definitions apply to this document: 3:1 Those specified in the pollution category column of Chapter 17 or Chapter 18 of the International Code for the Construction and Equipment of Ships Carrying Dangerous Chemicals in Bulk or according to Any substance that has been temporarily assessed as a Noxious Liquid Substance of Category X, Category Y or Category Z in accordance with Regulation 6:3 of Annex II of MARPOL 73/78: 3:2 Toxic liquids that are discharged into the sea from tank washing or ballast water discharge operations that will cause serious harm to marine resources or human health substance: 3:3 Discharge into the sea from tank washing or ballast water discharge operations will cause harm to marine resources or human health, or to the recreational environment at sea: Noxious liquid substances that may cause damage to the environment or other legal use: 3:4 Toxic liquids discharged into the sea from tank washing or ballasting operations that will cause minor hazards to marine resources or human health substance: 3:5 OS substance categoryOSsubstance Discharged into the sea from tank washing or ballasting operations that are harmful to marine resources, human health, recreational environments at sea, or other legitimate uses and Non-hazardous liquid substance: Note: That is, other substances that do not belong to categories X, Y and Z of toxic liquid substances: ...