次磷酸

  • 网络HYPOPHOSPHOROUS ACID;hypophosphorous
次磷酸次磷酸
  1. 次磷酸的新型生产方法的研究

    Study on a new process of making hypophosphorous acid

  2. 高纯度次磷酸制备新工艺研究

    Study on Preparation Process of High Pure Hypophosphorous Acid

  3. 砷暴露可导致肝脏亚细胞结构变化,电镜下可见次磷酸钠、磷酸钠及维生素E对肝细胞有较好的保护作用。结论:(1)砷暴露小鼠红细胞膜和肝细胞膜

    Results : ( 1 ) Sodium hypophosphate and trisodium phosphate

  4. 次磷酸钠在CA整理体系中的催化作用

    Catalysis of Sodium Hypophosphite on Citric Acid Finishing System

  5. Ni-P复合材料电镀涂层是在溶有次磷酸钠的瓦特镍池中不同无机物颗粒沉淀的混合物。

    Electrodeposited Ni P composite coatings incorporating a variety of inorganic particles were obtained from Watt 's nickel bath containing sodium hypophosphite .

  6. 对于次磷酸镍体系,直接采用常温下Ca(OH)2沉淀除去亚磷酸根离子的方法。

    For nickel hypophosphite system , HPO ~ ( 2 - ) _3 was precipitated and eliminated directly by adding Ca ( OH ) _2 at room temperature .

  7. 化学镀Ni-W-P、Ni-Co-P采用次磷酸钠作为还原剂。

    Sodium hypophosphite is used as reducing agent for electroless plating Ni-W-P and Ni-Co-P.

  8. 认为镀层的含磷量随镀液中次磷酸钠浓度、络合剂浓度或镀液温度的增高而提高,但随镀液pH值的增高而减低。

    The results showed that increasing bath concentration of hypophosphite and complexing agent or operating temperature results in increase of phosphorus content in the deposit , but increasing bath pH value leads to decrease of such content .

  9. 本文用电渗析法制备得了纯度较高的次磷酸钴;合成了CoP非晶态合金,并用于PH3的催化分解。

    This paper we produced cobalt hypophosphite by the method of electrodialysis ; prepared CoP amorphous alloy and used to decomposition of PH3.1 .

  10. P38MAPK蛋白质磷酸化水平在辐照后一直处于较高水平,其变化趋势呈双峰状,即在3h和24h出现2次磷酸化高峰。

    The phosphorylation of P38 MAPK was always higher after electromagnetic irradiation , and there were two phosphorylation peaks at 3 h and 24 h.

  11. 研究了镀液中硫酸镍、次磷酸钠、柠檬酸钠、硫酸铜、稳定剂、光亮剂的含量以及pH值和温度等因素对合金镀层的外观、沉积速度及铜含量的影响。

    The effects of concentration of nickel sulfate , sodium hypophosphite , sodium citrate , cupric sulfate , stabilizer and brightener , pH value and temperature on appearance , deposition rate and copper content in the obtained electroless deposits were studied .

  12. 基于稀磷酸介质中痕量锡对次磷酸钠还原酸性铬蓝K褪色反应的催化作用,建立了测定痕量锡的动力学光度分析法。

    Catalytic effect of trace tin on decolorizing reaction of acid chrome blue K by reducing with sodium hypophosphite in dilute phosphate acid solution has been studied . Based on this study , a kinetic spectrophotometric method for the determination of trace tin has been established .

  13. 泥磷制取次磷酸钠实验研究

    Experimental Study on the Preparation of Sodium hypophosphite from Phosphorus Sludge

  14. 一步法制备次磷酸钠的研究

    Study on the preparation of sodium hypophosphite by one-stage process

  15. 次磷酸钠制备及反应动力学研究

    Research for the preparation of sodium hypophosphite and reaction kinetics

  16. 阻燃剂2-羧乙基苯基次磷酸的合成方法改进

    Improvement on the Synthesis of Flame Retardant 2-Carboxyethyl ( phenyl ) phosphinic Acid

  17. 【有化】金精三羧酸三铵盐次磷酸钙(次磷酸盐)

    Aurintricarboxylic acid triammonium salt calcium phosphinate ( hypophosphite )

  18. ph.1.【化】次磷酸磷酸三钙组分转化成为磷酸和硫酸钙。

    The tricalcium phosphate constituent is converted to phosphoric acid and calcium sulfate .

  19. 次磷酸钠工业生产副产物综合利用研究

    Study on integrated utilization of by-products produced from industrial production of sodium hypophosphite

  20. 马来酸对次磷酸钠化学镀铜沉积行为的影响

    Influence of Maleic Acid on the Deposition Behavior of Sodium Hypophosphite Electroless Copper Plating

  21. 使用钛涂钌电极作为阳极电解法制备次磷酸的研究

    Study of Ti-Ru electrodes used as anodic material in electrolytic product of hypophosphorous acid

  22. 低温化学镀镍液中次磷酸钠还原效率的研究

    A Study of the Reduction Efficiency of Sodium Hypophosphite in Low Temperature Electroless Nickel Bath

  23. 次磷酸钠液相化学还原法制备纳米银粉的研究

    Study on the Preparation of Silver Nanoparticles by Chemical Reduction Using Sodium Hypophosphite in Solution

  24. 泥磷与碱液反应制取次磷酸钠是一种有效回收单质磷的方法。

    Using phosphorus sludge react with alkali solution to get sodium hypophosphite is an effective method .

  25. 化学镀镍液中次磷酸钠含量的电位滴定法测定&现场快速分析

    Deter Mination of Hypophosphite Ion Concentration in Electroless Nickel Plating Solution by Potential Titration Field Analyzing Rapidly

  26. 电解法制备次磷酸镍的研究

    Electrolysis production of nickel hypophosphite

  27. 采用次磷酸钠作还原剂,在片状铜粉表面化学镀锡,得到片状锡包铜粉。

    Tin coated flake Cu powder was obtained by electroless tin plating with hypophosphite as reducing agent .

  28. 伏安法测定化学镀镍液中Ni~(2+)和次磷酸钠浓度

    Voltammetric Determination of Ni ~ ( 2 + ) and Sodium Hypophosphite Concentrations in Electroless Ni Plating Baths

  29. 并且首次实现了在次磷酸钠作为还原剂的化学镀镍体系的超级化学镍填充。

    And the bottom-up electroless nickel filling was first achieved , using sodium hypophosphite as a reducing agent .

  30. 用阳极极化曲线的方法,较详细地研究了次磷酸钠在镍电极上的氧化过程。

    Oxidation process of hypophosphite on Ni electrode was studied in more detail with anodic polarization curve method .