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Standards Promote Sustainable Development of Papermaking Industry: Interpretation of the National Standard of “Recycled Pulp”
Received:December 23, 2023  
DOI：10.11980/j.issn.0254-508X.2024.01.001
Key Words:pulp and papermaking industry  recycled pulp  recycled fiber pulp  standard interpretation
Fund Project:北京市自然科学基金（项目编号：2234090）；广西清洁化制浆造纸与污染控制重点实验室开放基金（项目编号：2023GXZZKF72）。
Author NameAffiliationPostcode
CAI Hui China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102
Guangxi Key Lab of Clean Pulp & Papermaking and Pollution Control， College of Light Industry and Food Engineering， Guangxi University， Nanning， Guangxi Zhuang Autonomous Region， 530004 		530004
SHA Jiulong Guangxi Key Lab of Clean Pulp & Papermaking and Pollution Control， College of Light Industry and Food Engineering， Guangxi University， Nanning， Guangxi Zhuang Autonomous Region， 530004 530004
TANG Shengde China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102 100102
QIU Wenlun China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102 100102
ZHANG Meng China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102 100102
LI Wenzheng China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102 100102
LIU Junjie* China National Pulp and Paper Research Institute Co.， Ltd.， Beijing， 100102 100102
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Abstract:GB/T 43393—2023 national standard “Recycled pulp” was a product technical standard to meet the high quality and sustainable development of papermaking industry in China. This paper introduced the main contents of the national standard “Recycled pulp”， including the definition， scope of application， classification， technical requirements and main points of test methods. The test items included radioactive contamination， hazardous waste， sensory properties， heavy metals， bursting index of pulp board， Cobb60， unbroken fibre content， carried-waste content， coarse reject rate， and mechanical strength of the handsheets were interpreted. Furthermore， the main differences between “Recycled pulp” and GB/T 24320—2021 “Recycled fiber pulp” were analyzed.
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