亚洲国产一成久久精品 国产成人综合一区_日韩大片视频网址_一级a视频在线观看播放_波多野结衣AV一区二区三区在线观_男人天堂黄色网站_亚洲国产精品无码中文字_99超碰在线免费_亚洲AV无码久久精品8p_搡 一晚上都没满足91XX_激情视频免费在线欧美国产

1.Used for the dressings preparation of trauma burn , has excellent hemostatic effect. 2.Can be made into health care capsules, convenient edible , and can dissolve quickly absorbed, giving full play to chitosan’s good functions on health care. 3.This product is hydrophilic drugs, natural nutritional cosmetics good absorption accelerants. 4.This product not only keep the original quality of chitosan, and has good film forming and antibacterial properties, thus has been widely used as food additives, preservatives for fruits and vegetables. 5.Chitosan hydrochloride, now began to be used for sewage treatment, protein precipitation recycling, improving the utilization rate of pulp, improving product strength and so on.