环境监测中空白样品的分类及采集

Classification and Collection of Blank Samples in Environmental Monitoring

  • 摘要: 在生态环境领域监测中,空白样品作为实验室分析质量控制的重要手段,其目的是反应样品在采集、运输、保存和分析过程中,是否被污染及其污染的程度,以便评价所采样品检测结果的准确性和可靠性.该文简述了空白样品的分类及采集方法,重点对水和废水、土壤、空气和废气三大类分别列举了不同分析标准、规范及导则对各类空白样品的采集方法和采集数量的要求,以期为生态环境领域监测技术人员提供参考.

     

    Abstract: In the field of ecological environment monitoring,blank samples are an important means of laboratory quality control.The purpose of blank samples is to reflect whether the samples have been contaminated and the degree of contamination during the process of collection,transportation,preservation,and analysis,so as to evaluate the accuracy and reliability of the detection results.This article briefly describes the classification and collection methods of blank samples,and focuses on the requirements for the collection methods and quantities of various blank samples in water and wastewater,soil,air,and exhaust gas,as specified by different analytical standards,specifications,and guidelines,in order to provide reference for ecological environment monitoring technicians.

     

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