anhydrous sodium sulfate

The extract was separated by freezing centrifugation at high speed. The separated upper clear layer ( the extract) was then dehydrated by anhydrous sodium sulfate, and filtered through a 0. 45 μ m filtering membrane. The filtrate was ready for GC analysis.

涂料用乙醇和石油醚（3+1）混合溶剂超声提取，经高速冷冻离心，上层清液用无水硫酸钠脱水，经过0.45μm滤膜过滤后进行气相色谱分析。

Using DTB Crystallize Get Anhydrous Sodium Sulfate from the Industry Coarse Decahedrons Sodium Sulfate

用DTB型结晶器从工业芒硝中制取无水硫酸钠

Study on Crystal Dynamic Parameter of Anhydrous Sodium Sulfate using dynamic Intermittent Method

用动态间歇法研究硫酸钠结晶动力学参数

Methods: Samples were extracted by methylene chloride , dehydrated by anhydrous sodium sulfate and determinated by GC-MSD.

方法: 样品用二氯甲烷萃取, 无水硫酸钠脱水,气质联用法检测.

This article described the crystal model of anhydrous sodium sulfate in DTB crystallizer.

论述了用DTB型结晶器结晶硫酸钠结晶模型.