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1·To study the optimal water extraction technology of polysaccharide from ethanol-insoluble residue of Schisandra.

研究工业五味子醇提残渣中多糖的提取工艺。

2·Another acid insoluble residue testing method, based on orthogonal experience, was used to determine the content of active component.

根据计算结果，通过正交试验获取较佳的条件组合，提出了测定水泥活性组分的酸溶解测定方法。

3·The insoluble lead oxide is remained in the residue.

不溶性氧化物相留存在残渣中。

4·The water insoluble dietary fiber is obtained by leaching the residue in alkali solution and acid solution respectively, suction filtering, water washing to neutral, drying.

上述残渣分别在碱液和酸液中浸提、抽滤、清水洗至中性，干燥后得到水不溶性膳食纤维产品。