The IPN structure was proved by solubility test, DSC and TEM.
通过溶解性能，热分析及电镜，表征了IPN结构的存在。
The copolymers were characterized by IR, DSC, TG, X-ray and solubility test in common solvents.
用红外光谱、X -射线衍射、差热分析、热失重和溶解性试验对共聚物进行了表征。
METHODS: Using flowing freeze method to make tinidazole spike, and then drug content and solubility test were examined.
方法：应用流涎冷冻法制备，含量测定法及溶出度测定分析技术。
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