The stability test for two kinds of nitroglycerin tablets, imported and domestic, was conducted by classical constant-temperature method.
本文采用经典恒温法分别对国内外两种硝酸甘油片进行了稳定性实验。
Methods: High Performance Liguid Chromatography (HPLC) and classical constant temperature method were used.
方法：采用HPLC法(高效液相色谱法)及经典恒温法。
METHODS Accelerated test classical constant temperature method, and multi-variation linear model were used to estimate shelf life.
方法 ：采用加速试验 ，经典恒温法和多元线性模型预测其有效期。
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