【摘要】 对工作场所空气中磷化氢的钼酸铵分光光度测定方法进行了改进。试验表明,改进的方法准确、稳定性好、操作简便,与钼酸铵分光光度法结果吻合良好。将本法应用于实际样品的测定,结果满意。更多还原

【Abstract】 The method for determination of phosphine in the air of workplace by ammonium molybdate spectrophotometry was improved.The results showed that the improved method was accurate with good stability and convenience in operation,and was coincided with the ammonium molybdate spectrophotometry.The proposed method was applied to the determination of phosphine with satisfactory results.更多还原