The fucoidan product was obtained by pretreatment of algae powder with high concentration ethanol, diluted acid extraction, concentration under vacuum, ethanol precipitation and lyophilization.
采用高浓度醇溶液处理羊栖菜粉、稀酸提取、减压浓缩、乙醇分级沉淀和冷冻干燥等单元操作,可以获得褐藻糖胶产品。
Pitting problem of oil pipe caused by diluted acid after oil well acidizing was solved by using acidizing inhibitors.
解决了油井酸化施工后乏酸对油管的点蚀问题。
The invention discloses a method for degrading and removing microbial metabolism inhibitors existing in a hemicellulose diluted acid hydrolysate by using a detoxification active bacterial strain.
本发明公开了一种以脱毒活性微生物菌株降解除去存在于半纤维稀酸水解物中的微生物代谢抑制物的方法。
Green monoclinic crystal, undissolving in water, dissolving in diluted acid or ammonia.
性状Properties:绿色单斜晶体,不溶于水,溶于稀酸和氨水。
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
采用磁选分离法+稀酸浸泡法联合处理后,使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标準。