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公丁香是桃金娘科植物丁香Syzygiumaromaticum(L.)Merr.et Perry的干燥花蕾。公丁香药材质量有“入水即沉为佳之说。文献还有“入水则萼管垂直下沉,如无花附着,则花萼全部下沉,“品质佳良的丁香,置水中即下沉,或纵直浮立。如横浮于水而者,则品质较逊,或保存陈久者等记载。文献还记载,公丁香含油最为14一21%。为研究公丁香药材的质量,笔者对公丁香的不同样品进行了入水观察及挥发油含量测定,现报告如下:
The male cloves are dry buds of the myrtle family Syzygium aromaticum (L.) Merr. et Perry. The quality of public clove medicinal herbs is “The water is the best for sinking. The literature also says that if the water enters the water, it will sink vertically. If there is no flower attachment, the clams will sink.” The clove of good quality is good, the water is sinking, or vertical. If it is floated on water, it may be of inferior quality, or may be stored for a long time, etc. The literature also records that the oil content of male clove is 14-21%. For the study of the quality of public cloves, the author of the Different samples were tested for water entry and volatile oil content. The report is as follows: