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- By comparison, EPT-1 is chosen as a complex agent. 通过比较,确定以EPT-1为络合剂。
- The cyanide-free silver bath with uracil as the complexing agent was studied. 研究了以尿嘧啶为配合剂的无氰镀银体系。
- It is showed that the colour producing reagent is a good complexing agent. 结果表明,该显色剂和一些金属离子(尤其是镍离子)有明显的络合反应,是一种优良的络合剂。
- Intermediate lube base oil was treated by complexing agent and followed by clay to enhance its oxidation stability. 采用络合白土脱氮联合工艺对兰炼减四线去蜡油进行了精制,以提高润滑油基础油的氧化安定性能。
- FCC LCO was treated by an solvent containing complexing agent followed with caustic washing in laboratoty. 用溶剂和微量萃取剂组成的复合溶剂对催化裂化柴油络合萃取,再结合碱洗来改善其安定性。
- FCC LCO was treated by an solvent containing complexing agent followed with caustic washing in laboratory. 用溶剂和微量萃取剂组成的复合溶剂对催化裂化柴油络合萃取,再结合碱洗来改善其安定性。
- This paper reports a synthesis method of a new tricentre complex agent. 文章报告了一种新的三中心络合剂的合成方法。
- Complex Grease A lubricating grease thickened by a complex soap consisting of a normal soap and a complexing agent. 复合润滑脂指用复合皂(即由普通皂与复合剂组成)进行稠化制成的润滑脂。
- The research and status of non-cyanide electroless gold plating using sodium sulfite and/or hyposulphite as complexing agent are described in detail. 详细阐述以亚硫酸钠及硫代硫酸钠为配位剂的无氰化学镀金的研究及发展现状。
- Through adding assistant complexing agent and controlling initial current density, cathodic polarization was intensified in cyanide-free electrolyte. 通过添加辅助络合剂和控制起始电流密度的方法,可以增强无氰电镀时阴极的极化。
- Ultrafine copper powder was prepared using hydrazine hydrate as reducing agent and ammonia water as the complexing agent. 以氨水作为络合剂,使用水合肼作为还原剂制备超细铜粉,通过正交实验确定最优工艺。
- Main material to produce ranitidine, also can be used to produce cosmetics, feed additive, biochemical reagent, complexing agent of heavy metal ion. 制造雷尼替丁,西米替丁的主要原料,亦可用于生产化妆品,动物饲料添加剂,生化试剂,重金属离子的络合剂等。
- A cyanide free process for gold imitation plating on plastic surface was advanced with pyrophosphate as complexing agent. 采用焦磷酸盐为络合剂研究出一种塑料无氰仿金电镀工艺。
- The influences of different components including primary salt, reducing agent, accelerator, complexing agent, stabilizer, etc. on the bath performance were studied. 研究了该配方中各成分(包括主盐、还原剂、加速剂、络合剂、稳定剂等)对镀液性能的影响。
- Orthogonal testing method is used to study the influence of complexing agent . accelerating agent . stabilizing agent and temperature on property of the deposition and solution. 采用正交试验法研究了络合剂、促进剂、稳定剂以及温度对镀层和溶液性能的影响,从而得到了一种高稳定性的化学镀镍磷合金工艺。
- All added perfumes are IFRA-tested and admitted world-wide.Traces of a complexing agent prevent chemical alteration of the soap and do no harm to the skin. 并且符合生态学及环保要求、可再循环生产制作、无动物性试验、生物可降解产品;
- In cetrain conditions rare-earth metal in dryers for paint was deterimined by complexomet-ric titration using EDTA as the complexing agent and 2,3-xylenol orange as the indicator. 在一定条件下,以EDTA为络合剂,以二甲酚橙为指示剂,用络合滴定法测定了涂料用稀土催干剂中稀土金属的含量。
- Triethanolamine was considered as a desirable complexing agent to reduce phosphorus content in electroless nickel deposits applied on polyurethane foam substrate. 对于以聚氨酯海绵为基体的化学镀镍,研究认为,三乙醇胺是较好的选择。
- Spectrophotometric determination of cobalt in bright nickel plating bath was advanced with ammonium thiocyanate as complexing agent and butyl acetate as extracting agent. 以硫氢酸铵络合钴离子,随后用乙酸丁酯进行萃取,利用分光光度法测量光亮镀镍溶液中的钴离子。
- This paper studied and discussed the determination and optimization of the principal salt,complexing agent,stabilizer,and buffering contained in plat... 文中针对化学镀金中镀液组分的主盐与络合剂、稳定剂和缓冲剂的筛选与优化等关键技术进行了研究和阐述。