甲醛酚试剂分光光度法检测的质量控制  

Quality Control of the MBTH Spectrophotometry for the Determination of Formaldehyde

作　　者：陈学军[1] 李方实[1] 崔建生 

机构地区：[1]南京工业大学理学院,江苏南京210009 [2]南通市建筑科学研究所有限公司,江苏南通226001

出　　处：《化工时刊》2009年第12期21-23,共3页Chemical Industry Times

摘　　要：通过酚试剂分光光度法检测甲醛的浓度,实验表明:在检测波长为630nm,显色剂用量0.3mL～0.5mL,显色温度20～30℃,显色时间20min时可以较好地保证分析过程的质量。The determination of formaldehyde were presented by MBTH spectrphotometry.The quality of analysis process can be guaranteed when the wavelength of detection is 630nm,the reagent dosage is between 0.3 mL to 0.5 mL,the reaction temperature is 20～30℃ and its reaction time is 20 minutes.

关 键 词：甲醛 酚试剂分光光度法 室内空气 质量控制 分析 

分 类 号：X831[环境科学与工程—环境工程]