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苍术制成饮片后,因挥发油中的苍术醇析出白色结晶,形成一层白霜,称霜苍术。苍术在贮藏过程中,若保管不善而吸潮生霉变质,叫霉苍术,不可入药。二者需加鉴别。霜苍术:霜色白,为光泽的结晶。手搓捻有砂粒感。质焦脆易折断。具特异芳香和焦香气,味涩微苦,有麻辣感。四季皆有霜,春夏较秋冬霜厚。霉苍术:霉黄绿色或棕红色,手摸有粘
After the herb was made from the herb, the white crystals of the atractylodin in the volatile oil precipitated to form a layer of white frost, which is called the herb of the herb. During the storage process, the herb is not preserved if it is not well preserved and it is degraded by moisture absorption and mildew. Both need to be identified. Frost Atractylodes: cream white, shiny crystal. Handcuffs have a grainy feel. The quality of the coke is brittle and easily broken. With a specific fragrance and coke aroma, taste astringent bitter, spicy. There are frosts in all seasons, thicker than autumn and winter frost in spring and summer. Mildew: mold yellow-green or brown-red, hand touched sticky