目的：用高效液相色谱法测定黑米皮提取物中花色苷的成分及含量。
Objective: To determine the component and content of anthocyanins in black rice extract.
采用色-质联用仪对山核桃仁油中14%的未知成分及含量进行了确定和分析。
Using gas chromatography mass spectroscopy (GC-MS) method, 14% unknown components and contents in pecan oil were determined for the first time.
结论：茎皮、叶及果实中挥发油的成分及含量多数很相似，但亦存在不同程度的差异。
Conclusion: Many component and content of essential oils are similar, but in differ degree are dissimilar.
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