用dsc、红外、核磁共振、微库仑分析法等测试手段对产品的结构进行了表征；还用粘度、醇解度等常规分析方法测定了产品的性能。
By using DSC, IR spectrum, NMR, microcolumn analysis and other methods, the structure of the product is characterized and its properties such as viscosity and saponification degree are determined.
本文用衍生物合成、降解反应、红外光谱、核磁共振谱及x -射线衍射晶体分析法研究了它的化学结构。
Its structure has been studied through a series of chemical synthesis, preparation of derivatives, degradations and IR analyses, and ultimately determined by X-ray diffraction.
本文用衍生物合成、降解反应、红外光谱、核磁共振谱及x -射线衍射晶体分析法研究了它的化学结构。
Its structure has been studied through a series of chemical synthesis, preparation of derivatives, degradations and IR analyses, and ultimately determined by X-ray diffraction.
应用推荐