【摘要】 本文提出了以测定样品中果胶质含量来鉴别真假山楂片 (饼 )的方法。根据果胶质重量测定法 ,提出了山楂片的定性测定和定量测定方法。通过实验发现样品中果胶质含量在 1 %以上使用重量法测定较好 ,蔗糖对碘量法测定果胶质有明显正干扰。更多还原

【Abstract】 To develop a new method for distinguishing,sham hawthorn cake from genuine hawthorh cake,by weighing the pectin,we suggest qualitative and quantitative method of measuring the pectin.If the samele contains 1% of pectin,the method of weighing was be ter .By doing experiment,we find sucrose disturb the effect of iodine measure.更多还原