| 环境空气中现场测定手持式甲醛测定仪的研制 |
| |
| 引用本文： | 陈焕文,郭继光,于爱民,韩松柏,金钦汉,曲建翘.环境空气中现场测定手持式甲醛测定仪的研制[J].中国公共卫生,2002,18(5):582-583. |
| |
| 作者姓名： | 陈焕文 郭继光 于爱民 韩松柏 金钦汉 曲建翘 |
| |
| 作者单位： | 1. 吉林大学化学系,长春分析仪器研究和技术开发中心,长春,130023
2. 中国预防医学科学院环境卫生监测所 |
| |
| 摘 要： | 目的 建立一种现场测定环境空气中甲醛含量的灵敏、快速、廉价方法。方法 在自行研制的手持式高灵敏光度计的基础上 ,研制一种动态线性范围宽、样品和试剂用量少、分析速度快、无可动部件、灵敏度高、结构简单、轻便耐用、耗电量低的手持式甲醛测定仪 ,同时开发一种甲醛测定专用试剂包。结果 使用本方法测定甲醛的线性范围是0 0 0 1～ 0 3mg/L ,定量检测下限为 0 0 0 1mg/L ,线性相关系数为 0 999,测定的相对误差在± 5 %以内。 结论 本仪器用于环境空气中甲醛的现场测定 ,结果满意。
|
| 关 键 词： | 环境空气 现场测定 手持式甲醛测试仪 研制 空气检验 |
| 文章编号： | 1001-0580(2002)05-0582-02 |
| 修稿时间： | 2001年6月19日 |
Development of Portable Formaldehyde Meter of High Sensitivity Using for in Situ Determination of Formaldehyde in Air |
| |
| CHEN Huan wen,GUO Ji guang,YU Ai min,et al..Development of Portable Formaldehyde Meter of High Sensitivity Using for in Situ Determination of Formaldehyde in Air[J].Chinese Journal of Public Health,2002,18(5):582-583. |
| |
| Authors: | CHEN Huan wen GUO Ji guang YU Ai min |
| |
| Institution: | CHEN Huan wen,GUO Ji guang,YU Ai min,et al.Changchun R and D Center for Analytical Instruments,Department of Chemistry,Jilin University |
| |
| Abstract: | Objective To etablish a method characterized by high analytical speed,less cost,much more convenience,good accuracy and selectivity.Methods A new portable formaldehyde meter and special reagent packages for determining formaldehyde in air in situ was developed.Results The linear range was 0.001-0.3mg/L and the determination limit was 0.001mg/L.The RE of this method for determining formaldehyde in air was no more than 5%.Conclusion All results of different practical samples were satisfactory though the analytical procedure was extremely simple. |
| |
| Keywords: | portable formaldehyde meter formaldehyde air determination in situ |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
