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 ......