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[工作环境空气中汞蒸气的原子吸收测定]

[Atomic absorption determination of mercury vapors in the air of the work environment].

作者信息

Gulubova V

出版信息

Probl Khig. 1979;4:63-70.

PMID:461409
Abstract

The concentration of mercury vapors in air samples obtained from work-environment may be determined by atom-adsorption technique. To this end, the most appropriate air absorption speed proved to be 0,3 dm2/min through sulphuric acid solution of potassium pemanganate. Additional oxdation of samples was performed with a mixture of sulphuric acid and nitric acid in proportion 2:1. a 24 per cent rise in the height of the adsorption peaks was thus achieved, because of reduced losses.

摘要

从工作环境采集的空气样本中的汞蒸气浓度可用原子吸附技术测定。为此,经证明,通过高锰酸钾硫酸溶液的最合适空气吸收速度为0.3平方分米/分钟。用硫酸和硝酸按2:1比例混合的溶液对样本进行额外氧化处理。由于损失减少,吸附峰高度因此提高了24%。

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