摘要
按照GB/T 18204.2-2014《公共场所卫生检验方法第2部分:化学污染物》中7.2酚试剂分光光度法对甲醛含量进行分析检测,通过实验室多次分析实验,对比并总结了在分析过程中需要注意的问题。
In this paper, formaldehyde content was analyzed and detected by 7.2 phenol reagent spectrophotometry in G B/T 18204.2-2014 Public Sanitary Inspection Methods part 2： Chemical Contaminants. Through laboratory analysis experiments, this paper compares and summarizes the problems needing attention in the analysis process.
作者
张雪梅
Zhang Xuemei(China Well and Rock Salt Quality Supervision Testing Center,Zigong,Sichuan,64300)
出处
《中国井矿盐》
CAS
2018年第6期35-37,共3页
China Well and Rock Salt
关键词
甲醛
分光光度计
酚试剂
温度
显色时间
Formaldehyde
spectrophotometer
reagent
temperature
coloration time
