DB43/T 2264-2021 有机物主元素碳、氢、氧、氮、硫的测定 吸附分离—热导法

ICS71.040.01

CCSN50

43

湖南省地方标准

DB43/T2264—2021

有机物主元素碳、氢、氧、氮、硫的测定

吸附分离-热导法

DeterminationofC、、、、HONSinorganicmatter

byAdsorptionSeparation-Thermalconductivitymethod

2021-12-29发布2022-03-29实施

湖南省市场监督管理局发布

DB43/T2264—2021

目次

前言·······················································································································································Ⅲ

1范围···················································································································································1

2规范性引用文件································································································································1

3术语和定义········································································································································1

4原理···················································································································································1

5设备及材料········································································································································2

6试剂和材料········································································································································2

7实验步骤············································································································································3

8结果计算············································································································································4

9精密度················································································································································6

附录A（资料性）气路示意图············································································································7

I

DB43/T2264—2021

II

DB43/T2264—2021

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。

本文件由湖南省工业和信息化厅提出并归口。

本文件起草单位：长沙开元仪器有限公司，湖南省计量检测研究院。

本文件主要起草人：周磊、徐开群、胡彪、罗建明、文胜、康希平、李葵、汪赞宇、刘洪伟、袁康。

本文件为首次制定。

III

DB43/T2264—2021

IV

DB43/T2264—2021

有机物主元素碳、氢、氧、氮、硫的测定吸附分离-热导法

1范围

本文件规定了有机物样品中碳、氢、氧、氮、硫元素含量的吸附分离-热导测定方法的术语和定义、

原理、设备、试剂与材料、实验步骤、结果计算、方法精密度。

本文件适用于煤、焦炭、食品、固态生物质燃料、土壤等有机物样品。

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/T212煤的工业分析方法

GB/T25214—2010煤中全硫测定红外光谱法

GB/T30733—2014煤中碳氢氮的测定仪器法

SN/T3128—2012有机化学品中氧元素含量的测定元素分析仪法

3术语和定义

下列术语和定义适用于本文件。

3.1

吸附分离Adsorptionseparation

依据流体混合物中某一或某些组分在吸附剂上吸附能力的差别分离混合物的操作。

3.2