废气中硫酸雾的测定——铬酸钦分光光度法的改进

The Determination of Vitriol Fog in the Dischanged Gas ——the Improvement of Barium Chromate Spectrophotometry

对废气中硫酸雾原国际标准测定方法》铬酸钦分光光度法＂ 进行方法改进的试验研究。建立了一个灵敏度更高，精密度更好，检出限更低的分析方法。

The exploring and assaying to improve the international standard determination of the sulfuric vitriol in the discharged gas——'Barium Chromate spectrophoto metry',Set up an analysis method with better response rate,fineness and lower detectability.