《中国药典》1990年版规定,龟甲来源于乌龟Chinemys reevesii的背甲(龟壳)和腹甲(龟板)。在龟甲原药材采集上,有生杀后剔肉取甲的;有烫煮后去肉取甲的。前法加工的腹甲习称“血板”;后法加工的腹甲习称“烫板”。一般来说,“血板”的外皮不脱落;而“烫板”的外皮则在干燥后易起皮脱落,从而失去了具有重要鉴别价值的表皮而成为“白 According to the 1990 edition of the Chinese Pharmacopoeia, turtle shells originate from the toenails (tortoise shells) and plastron (turtle shells) of the turtle Chinemys reevesii. In the collection of the raw materials of the tortoiseshell, there are ticks taken from the meat after killing; The former method of processing the plastron used to be called “blood plate”; the latter method of processing plastron used to be called “hot plate.” In general, the “blood plate” of the skin does not fall off; while the “hot plate” of the skin is easy to peel off after drying, thus losing the important differentiation of the epidermis and become "white