海参胶囊盐分测定检验方法的改进
海参提取物,滴定分析法
摘要:根据GB/T 12457中氯化钠的测定,针对海参提取物的样品特性,进行煮制法、沉淀蛋白法和灰化法三种前处理改进,再直接滴定法测定样品中的盐分含量。通过实验对比,得出灰化法操作简便、测量结果准确度高等优点,适用于海参胶囊中盐分的测定,对样品能起到控制盐分的目的。关键词:海参提取物;盐分;滴定分析法
Improved Test Method for Determination of the Salt in Sea Cucumber Capsule
GAO Jun-jie,LI Xiao-lan
(By-Health Co.Ltd,Zhuhai 519040,Guangdong,China)
Abstract:According to the determination of GB/T 12457,point at the characteristics of the samples:for boil,improved protein precipitation and ashing three pretreatment then salinity by titration ......
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