结论：原含量测定方法中水浴蒸干的操作会导致实测结果含量偏低。
Conclusion:The method of evaporating to dryness in a water bath in the assay will decrease the co…
结果：发现水浴蒸干会使脱水穿心莲内酯的色谱峰峰面积积分值大大降低。
Result:The tests results proved to us that the peak of Dehydroandrographolide would drop as the Dehydroan-drographolide CRS was evaporated in a water bath.
在预处理过程中采用水浴蒸干和微波灰化相结合的方法，大大减少了金属元素的损失。
At the preparation period adopted a method combined evaporation to dryness by water bath and microwave ashing which mostly reduced the losing of metals.
在预处理过程中采用水浴蒸干和微波灰化相结合的方法，大大减少了金属元素的损失。
At the preparation period adopted a method combined evaporation to dryness by water bath and microwave ashing which mostly reduced the losing of metals.
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