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GB/T 45591-2025Code of practice for phytosanitary phosphine fumigation treatments of fruits and vegetables (English PDF)

果蔬磷化氢检疫熏蒸处理技术规程

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

April 25, 2025

Implementation date

November 1, 2025

Scope

GB/T 45591-2025 is the English-translated version of 果蔬磷化氢检疫熏蒸处理技术规程.

GB/T 45591-2025 is the Chinese national standard covering killing the pests in a consignment of fruit or vegetables with phosphine — the site, sheltered and easy to ventilate, the chamber and the dosing device that mixes phosphine with carbon dioxide, the concentration monitors and the alarms that protect the operators, the room temperature, low temperature and combined schedules, the determination of whether the treatment worked, and the verification of the procedure. First edition, in force from 1 November 2025. Issued on 25 April 2025, it has been in force since 1 November 2025.

Document preview — GB/T 45591-2025

National Standard of the People's Republic of China

ICS: 65.020.20
Classification: B 16

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and definitions
3.1
3.2
3.3
4 Basic Requirements
4.1 Site requirements

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 is required.

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 is proposed and coordinated by the National Technical Committee on Plant Quarantine Standardization (SAC/TC271).

This document was drafted by: China Customs Science and Technology Research Center, Shenzhen Customs Animal and Plant Inspection and Quarantine Technology Center, Binzhou Medical College, Haikou Customs Animal and Plant Quarantine Center, Guangzhou Customs Technical Center, Shanghai Customs Animal and Plant and Food Inspection and Quarantine Technical Center, Dalian Customs Technical Center Technical Center, Changzhou Customs of the People's Republic of China, and Zhejiang Gongshang University.

The main drafters of this document are: Ren Lili, Wang Ying, Liu Bo, Cai Bo, Wei Shuang, Yu Daojian, Wang Shuping, Li Xin, Qian Lu, Lu Yanbin, Hao Xin, Liu Xin, Zhang Baiyi.

Technical regulations for phosphine quarantine fumigation of fruits and vegetables

1 Scope

This document establishes the procedures for the quarantine fumigation of fruits and vegetables with phosphine, and stipulates the basic requirements for the application of phosphine fumigation, fumigation facilities and equipment, Requirements for fumigation treatment and result determination, etc., describe the verification method.

This document applies to the phosphine room temperature fumigation treatment, phosphine low temperature fumigation treatment and phosphine comprehensive fumigation treatment of fruits and vegetables carrying harmful organisms. Combined processing.

2 Normative references

GB 12358

GB/T 17913

GB/T 20478

GB/T 31752

GB/T 36854

3 Terms and definitions

The terms and definitions defined in GB/T 20478, GB/T 17913 and GB/T 36854 and the following apply to this document.

3.1

At room temperature or low temperature, phosphine gas alone or in combination with carbon dioxide (CO2) (or other fumigant gases) is used to form The mixed gas is maintained at a specific concentration in a confined space for a certain period of time to kill harmful organisms.

3.2

Use pure phosphine gas or a composite gas formed by mixing with other fumigant gases (including on-site real-time mixing and pre-mixing to produce two A device that releases a specified amount of gas into a closed fumigation environment to carry out fumigation and insecticide killing.

3.3

A device for detecting the concentration of phosphine gas in a closed fumigation environment or working environment.

4 Basic Requirements

4.1 Site requirements

The fumigation site should meet the requirements of GB/T 31752 and GB/T 36854 and should be located in a place that is sheltered from wind, has a flat ground, is easy to disperse the poison, and is convenient for operation.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

Editions of GB/T 45591

Edition	Title	Revision	Status
GB/T 45591-2025	Code of practice for phytosanitary phosphine fumigation treatments of fruits and vegetables	current edition	Current

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