Number the filter film (membrance) after constant weight treatment， and then *****with a scale.


分析术语，表示干燥到两次称量时，得到的重量不再发生变化，这种状态叫衡重。





参考

继教园地Characteristic：colourless crystals 31．Reduce 50g to No. 180 powder and determine the loss on drying by drying 2g to constant weight at 100℃ to 105℃．在上述药品 的干燥失重实验中，将多少克的待测样品干燥至恒重A．50g B．180g C．2g D．100g ...
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执业中药师考试试题及答案－中药综合知识与技能[...
to No. 180 powder and determine the loss on drying by drying 2g to constant weight at 100℃ to 105℃. 在上述药品的干燥失重实验中,将多少克的待测样品干燥至恒重 A.50g B.180g C.2g D.100g E.105g 32.Place the plate in ...
bbs.360edu.net/dispbbs.asp?boardid=79&id= ... 60K 2006-3-21 - 百度快照