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在含2%苯羟乙酸—0.6%氯酸钾的4%H_2SO_4介质中,用极谱催化波法连续測定石煤中的钼和钒,方法简便,快速,结果令人满意。
Continuous determination of molybdenum and vanadium in stone coal by polarographic catalytic wave method in 4% H 2 SO 4 medium containing 2% glyoxylic acid-0.6% potassium chlorate was simple and rapid with satisfactory results.