GB/T 44290-2024 木材与木制品生物碳含量计算方法

ICS

79.010

CCS

B68

中华人民共和国国家标准

GB/T44290—2024

木材与木制品生物碳含量计算方法

Calculationmethodofbiogeniccarboncontentinwoodandwood-basedproducts

2024-09-29发布2025-04-01实施

国家市场监督管理总局发布

国家标准化管理委员会

GB/T44290—2024

目次

前言

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范围

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2

规范性引用文件

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3

术语和定义

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4

含碳率的确定

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4.1

木材的含碳率

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4.2

木制品的含碳率

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5

木材和木制品绝干质量的确定

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5.1

含水率的测定

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5.2

质量的测定

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5.3

木材和木制品绝干质量的确定

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6

生物碳含量及其转换为生物二氧化碳量的计算

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6.1

生物碳含量计算

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6.2

生物二氧化碳量计算

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报告

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附录A（资料性）

计算示例

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参考文献

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Ⅰ

GB/T44290—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利，本文件的发布机构不承担识别专利的责任。

本文件由国家林业和草原局提出。

本文件由全国木材标准化技术委员会（SAC/TC41）归口。

本文件起草单位：中国林业科学研究院木材工业研究所、山东新港企业集团有限公司、千年舟新材

科技集团股份有限公司、浙江升华云峰新材股份有限公司、韩师傅集成家居有限公司、中林时代控股有

限公司、浙江世友木业有限公司、久盛地板有限公司、北美枫情木家居（江苏）有限公司、国家林业和

草原局华东调查规划院、中创绿建（江苏）安防科技有限公司、中国林业科学研究院林业科技信息研究

所、南京林业大学、国家林业和草原局管理干部学院。

本文件主要起草人：虞华强、李晓玲、段新芳、安鑫、魏明、张训亚、赵有科、殷亚方、肖少良、

劳万里、张冉、陆铜华、赵建忠、韩宗利、姜圣波、窦青青、王艳伟、闵德秀、李鑫、洪奕丰、

朱安明、杨树明、梅长彤、杨忠、陈勇、于天飞。

Ⅲ

GB/T44290—2024

木材与木制品生物碳含量计算方法

1范围

本文件描述了木材与木制品中生物碳含量及其转换为生物二氧化碳量的计算方法。

本文件适用于木材与木制品中生物碳含量及其转换为生物二氧化碳的量的计算。

注：木材与木制品中生物碳含量不含木制品中的胶黏剂、改性剂等添加剂包含的生物碳。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文

件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用

于本文件。

GB/T1927.4无疵小试样木材物理力学性质试验方法第4部分：含水率测定

GB/T1927.5无疵小试样木材物理力学性质试验方法第5部分：密度测定

GB/T17657—2022人造板及饰面人造板理化性能试验方法

LY/T1788木材性质术语

3术语和定义

LY/T1788界定的以及下列术语和定义适用于本文件。

3.1

木制品wood-basedproducts

全部或部分源自木材或木质单元的产品。

注：是经机械、化学、生物和或热处理加工的产品。

[来源：ISO38200:2018,3.3]

3.2

生物碳biogeniccarbon

源自生物质的碳。

[来源：ISO14067:2018,3.1.7.2]

3.3

生物二氧化碳biogenicCO2；biogeniccarbondioxide

生物碳氧化后得到的二氧化碳。

示例：木材和木制品寿命结束之后作为能源燃烧氧化向大气中释放的二氧化碳。

[来源：ISO19694-1:2021,3.4，有修改]

3.4

含碳率carbonfractionofwoodorwood-basedproducts

cf

木材、木制品中所包含的生物碳的质量与其绝干质量的比值。

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