纳氏试剂比色法中样品的预处理

Introduction to nessler's reagent colorimetric method in the pretreatment of the sample

氨是一种无色且有强烈刺激性臭味的气体,居住区大气中有害物质最高容许浓度氨的一次限值是0.2 mg/m3。本文研究了环境空气监测中氨的测定方法,分析氨的预处理对监测结果的影响。

Ammonia is a colorless gas and has a strong irritating smell, harmful material the highest allowable concentration of ammonia in air of residential areas of a limit value is 0.2 mg/m3. This paper studies the method for determination of the ammonia in ambient air monitoring, analyzed the influence of pretreatment on the monitoring results of ammonia.