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- High purity methanol is a very important solvent for chemical industry and microelectronic industry. 高纯甲醇是一种重要的化工溶剂。
- A new process of extracting high purity naphthenic acid directly from alkaline mud with solvent was introduced. 介绍了一种利用溶剂萃取法直接从碱渣中提取高纯度环烷酸新工艺。
- Supply High Purity Germanium Bracelet. 供应高纯锗手链。
- This glittering green emerald is of high purity. 这个翡翠绿莹莹的，成色极好！
- When dichloromethane was used as solvent the reaction time was elongated to 24 hours and a yield of 83% of the product with high purity was achieved. 二氯甲烷作溶剂时反应时间为24小时，产物可以与溶剂分离，且纯度较高。
- Why do we need High Purity Water for cleaning and rinsing? 为什么要用超纯水作清洗和冲洗？
- Lampshade is in extrusion forming with high purity aluminum. 灯罩采用高纯度铝材挤压成型,反光效率高,不会脱色;
- The EDX spectrum shows that the nano-zinc sulfide has high purity. EDX能谱表明该法制备的纳米硫化锌具有较高的纯度。
- Brilliant cresyl Blue, high purity biological stai... 亮甲酚蓝/灿烂甲酚蓝/煌焦油蓝；
- High purity theanine could be produced through re-cryst... 通过重结晶可得到纯度90%25的茶氨酸;得率为0.;8%25。
- Usually PTC Ceramics was made from high purity materials. 制备高性能PTC热敏陶瓷电阻,一般采用高纯度原料。
- Why is high purity polycrystalline silicon necessary? 为啥多晶硅需要高纯度？
- An extractive distillation process for recovering high purity benzene from pyrolysis gasoline was studied. The solvent selected was N -formylmorpholine(NFM) promoted by a co-solvent(COS). 采用N -甲酰吗啉 (NFM )添加一种助溶剂 (COS)构成复合溶剂作萃取精馏溶剂 ,从裂解加氢汽油苯馏分中回收高纯苯。
- An extractive distillation process for recovering high purity benzene from pyrolysis gasoline was studied.The solvent selected was N -formylmorpholine(NFM) promoted by a co-solvent(COS). 采用N-甲酰吗啉(NFM)添加一种助溶剂(COS)构成复合溶剂作萃取精馏溶剂,从裂解加氢汽油苯馏分中回收高纯苯。
- Special bio-ferment technology assure high purity and good biocompatibility. 特有的生物发酵提取技术确保产品的高纯度和良好的生物相容性。
- DETERMINATION OF CHLORINE IN HIGH PURITY MANGANESE CARBONATE BY ISE METHOD. 离子选择电极法测定高纯碳酸锰中的氯。
- STUDY ON THE PREPARATION OF HIGH PURITY IRON OXIDE RED FROM MAGNETITE. 磁铁矿制高纯氧化铁红的研究
- The several pearl-like stones are of high purity and can fetch a high price. 这几粒琅玕的成色很好，可以卖个好价钱。
- This paper deals with the way of purifing highly purity hyaluronic acid from ox eye by fractionation and organic solvent precipitation.It is easier to operate and form scale than others. 本文报道采用分级分离并结合有机溶剂沉淀法,从牛眼中纯化出高纯度透明质酸,较其他方法简便,易形成规模。
- It has characteristics of chemical inertness, high-whiteness, high purity and equal particle size. 具有粒度分布均匀，化学性能稳定，色白、质纯特点。
