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在中药材鉴定中,常以“入水”沉浮的物理现象作为鉴别丁香质量优劣的标准。如,《中药大辞典》(77年版上册)第13页:“质坚实而重,入水即沉”;《中药鉴定学》(成都中医学院等编,80年版)第233页:“质坚而重,入水则萼部直垂下沉”,“以完整、朵大、油性足,颜色深红、香气浓郁,入水下沉者为佳”。但“入水下沉”,沉到什么程度呢,一些书上都没有说。我反复做了公丁香的人水试验,现叙述如下; 实验:陶磁碗(直径16.5厘米)盛水,
In the identification of Chinese herbal medicines, the physical phenomena of “into the water” ups and downs are often used as criteria for identifying the quality of cloves. For example, “Chinese Dictionary of Medicine” (77th Edition, first volume), page 13: “Strong and heavy, water is heavy”; “Chinese medicine appraisal” (Chengdu Chinese Medical School, eds., 80th edition) Page 233: “Strong Heavy, into the water is the head straight down and sink, ”“ to complete, big, oily feet, dark red color, aroma, sink into the underwater better. ” However, “to sink into the water”, to what extent did it sink, and some books did not say. I have repeatedly made a public water test for male cloves, which is described below. Experiment: A ceramic bowl (diameter 16.5 cm) containing water,