【摘要】 研究了利用有色复合物的生成及颜色差别，定性鉴别和目视比色定量测定芦荟干粉的存在和相对含量的方法。结果表明，该方法具有分析速度快、实用性强、操作简便、选择性好等特点。应用于多种芦荟干粉样品的分析，获得满意的结果。更多还原

【Abstract】 Analyzed qualitatively and determined quantitatively the exist and relative content of aloe dry powder by visual colorimetry ,which us ing product of coloured complex and colour difference. This method has character istic of less time consuming, practicality, simple operation and high selectivi ty. The determination of many different aloe dry powder samples shows better results.更多还原