摘要
研究了褪色光度法测定柠檬酸含量的方法。结果表明:在一定条件下,方法的线性范围为0~40μg·mL-1,精密度(RSD)为4%,回收率为99%~101%。
Citric acid with discoloration spectrophotomery method is studied. The linear range of citric acid is 0~40 μg mL-1, the RSD is 4%, and the recovery rate is 99%~101%.
出处
《四川理工学院学报(自然科学版)》
CAS
2005年第1期6-8,共3页
Journal of Sichuan University of Science & Engineering(Natural Science Edition)