藥材特征:為整齊的長方形塊狀,壹般長約8.5厘米,寬3.7厘米,厚0.7或1.5厘米。表面呈棕黑色或墨黑色,光滑有光澤。對光稍微透明。硬、脆、脆,斷面棕黑色或墨黑色,光滑有光澤。氣息微弱,味道微甜。夏天過後最好是黑色,光亮,透明,無臭,不軟。
/iknow-pic . cdn . BCE Bos . com/b 151f 8198618367 a6af 6053 a 20738 BD 4b 21 ce 5 de " target = " _ blank " title = " " class = " ikqb _ img _ alink " >/iknow-pic . cdn . BCE Bos . com/b 15198618367 a6af 6053 a 20738 BD 4b 21 ce 5 de?x-BCE-process = image % 2f resize % 2Cm _ lfit % 2Cw _ 600% 2Ch _ 800% 2c limit _ 1% 2f quality % 2Cq _ 85% 2f format % 2Cf _ auto " esrc = "/n 1/2015/1230/c 85914-2799451