Benzoic and sorbic acids are the most common preservatives which are widely used in a great variety of foodstuffs to inh......

A simple, rapid and sensitive method for simultaneous determination of benzoic and sorbic acids in food was.developed by......

Acid and benzoic Acid in oyster juice were extracted by ether and were measured by using HPLC. The strong UV absorbable ......

按照GB／T5009，29-2003中山梨酸含量测定方法，对测量结果的不确定度来源如标准溶液浓度、校准曲线参数、样品稀释等进行了分析，对各不确......

利用紫外可见分光光度计,通过测定β-环糊精-山梨酸超分子包合物的紫外吸光度,提出一种新的差量法用以测算该超分子的包结比,其值......