Study on flocculation effect of water-extraction solution of Xiao’er Kechuanling Oral Liquid with composite flocculants Purification of Polysaccharide from the Laminae of Elaeagnus mollis Diels with Chitosan Flocculation Flocculationeffect ofchitosanflocculant on water-extraction solution of Xiaoyan Tuire Granules Oral Liquid Flocculation and selective flocculation for water-extraction of Chinese materia medica Flocculation procedure of water extract from Yangyin Qingfei Syrup with ZTC 1 + 1 Flocculation procedure of water extract from Yangyin Qingfei Syrup with ZTC 1+1 Experimental study on flocculating effect of Chinese herbs licorice water-extract liquid based on ζ potential Effect of chitosan on flocculation impurity removal of extract from Xiao’er Kechuanling Oral Liquid