By replacing sulphoacid and silver sulfate solution by combining acid of sulphoacid and phosphoric acid in the back-flow process,the time is shortened and analysis is quicker.
改用硫磷混合酸代替硫酸—硫酸银溶液进行回流操作可极大地缩短回流时间，提高分析速度，得到满意结果。
Silver sulfate
英语例句库
中文百科
硫酸银
硫酸银 (Ag2SO4)，相对分子质量311.80。密度5.45克/厘米。熔点652℃，于1085℃分解。微溶于水。溶于氨水、硝酸、硫酸，不溶于乙醇。可用来作化学试剂。
硫酸银可由将硫酸铵溶液与硝酸银溶液作用，或者由氧化银与硫酸作用而制得。
英语百科
Silver sulfate 硫酸银
Silver sulfate (Ag2SO4) is an ionic compound of silver used in silver plating and as a non-staining substitute to silver nitrate. This sulfate is stable under ordinary conditions of use and storage, though it darkens upon exposure to air or light. It is minimally soluble in water.