苏木色精(Hematoxylin)用于动植物染色体及病变组织切片等染色,迄今我国全部依赖进口。苏木色精存在于中南美和西印度群岛等地的洋苏木(Haematoxyloncampechianum L.)红褐色心材中,最近,巫金华等从云南省引种的洋苏木红褐色心材中也分离得到了这种染料。为了给洋苏 Hematoxylin (Hematoxylin) is used to dye animal and plant chromosomes and lesions. So far China has relied on imports. Hematoxylin is found in the red-brown heartwood of Haematoxylon campechianum L. in Central and South America and the West Indies. Recently, this dye was also isolated from Wu Jinhua and other red-brown heartwoods from the yam wood introduced from Yunnan Province. . In order to give Yang Su