黄腐酸分级及结构研究

摘要

The properties and applications of fulvic acid are briefly described.The research progress of classification methods of fulvic acid at home and abroad is introduced, and the advantages and disadvantages of various classification methods are compared.The applications of gel, dialysis and ultrafiltration in the grading of fulvic acid were analyzed, and the distribution characteristics of the active components at different levels after the grading of fulvic acid were summarized.Finally, the prospect of classification and separation technology is prospected.%简述了黄腐酸的性质和应用,介绍了国内外黄腐酸的分级方法研究进展,并对各种分级方法的优缺点进行比较.分析了凝胶、透析和超滤等现代技术在黄腐酸分级中的应用,归纳总结了黄腐酸分级后活性组分在各级分中分布特征,最后对分级与分离技术发展前景进行展望.