GB/T 38309-2019
火灾烟气流毒性组分测试 FTIR分析火灾烟气中气体组分的指南
Toxicity testing of fire effluents— Guidance for analysis of gases and vapours in fire effluents usii^ FTIR gas analysis (ISO 19702:2015,MOD)
2019-12-10 发布
2020-04-01 实施
目 次
前言......................................1
引言....................................1
1范围.....................................1
2规范性引用文件 ...............................1
3术语和定义..................................1
4原理.....................................2
5采样系统..........................................2
5.1    一般规定......................................2
5.2火灾试验模型 ....................................2
5.3釆样系统温度要求...................................2
5.4过滤器........................................2
5.5釆样头........................................2
5.6釆样管线.......................................3
5.7釆样泵........................................4
5.8气体池........................................4
5.9    系统响应时间....................................4
6 FTIR光谱仪......................................4
6.1安装环境........................................4
6.2检测器.........................................4
6.3红外光源........................................4
6.4棱镜的定位.......................................4
6.5    吹扫.........................................4
6.6光谱范围........................................5
6.7分辨率.........................................5
7校正.............................................5
7.1背景噪音........................................5
7.2最低检测限（LQ和最低定鱼限（Lq>......................... 5
7.3定蛍方法的建立.....................................5
8试验方法...........................................6
8.1    一般规定.......................................6
8.2日常检査........................................6
8.3采样系统的准备.....................................6
8.4系统初始化.......................................6
8.5样品测试........................................6
8.6测试结束........................................7
8.7数据处理........................................7
9试验报告.........................................7
附录A （资料性附录）本标推与ISO 19702 = 2015相比的结构变化情况......8
附录B （资料性附录）本标准与ISO 19702,2015的技术性差异及其原因 .....12
附录C （资料性附录）FT1R采样系统 .........................14
附录D （规范性附录）滤芯及采样管对气体吸附的测定方法..................16
附录E （规范性附录）测定FTIR气体池和采样系统响应时间的方法 ............17
附录F （资料性附录）光谱参数..............................19
附录G （资料性附录）校正气体配制方法..........................21
附录H （资料性附录）校正光谱..............................24
附录1（资料性附录）正确度与精密度 ...........................27
参考文献.........................................28