arsenic acid [无化] 砷酸 ; 亚砷酸 ; 砒酸 ; 原砷酸
Arsenic acid anhydr 无水砷酸 ; 五氧化二砷 ; 砷酸酐
Arsenic acid and its salts 砷酸及其盐类
Arsenic acid disodium salt 七水合砷酸氢二钠
Arsenic in waste acid was determined successfully by atomic fluorescence.
用原子荧光仪分析污酸中的砷。
Using a mixed solution of thiosemicarbazide and ascorbic acid as reducing agent, arsenic is reduced and separated from precipitated copper.
本法使用硫代氨基脲-抗坏血酸作为还原剂，将砷还原同时将铜沉淀分离。
There are many ways of pretreatment to high arsenic gold concentrate such as roasting, pressure oxidation, bacterium oxidation, decomposition by nitric acid, eliminating arsenic in vacuum, etc.
目前对高砷硫金矿的预处理方法主要有氧化焙烧法、加压氧化法、细菌氧化法、硝酸分解法、真空脱砷法等。
应用推荐