Zinc and cobalt content in zinc cobalt alloy plating bath should be maintained in a suitable range so that corrosion resistant zinc cobalt alloy deposit can be obtained.
为获得耐蚀性良好的锌钴合金镀层，必须维持镀液中的锌钴含量在工艺范围内。
The method was characterized by easy operation, rapid measurement, and good accuracy, and could be readily used to monitor the nickel impurity in the chromium-plating bath.
本方法简单、快速而准确，能够满足对镀铬溶液中镍杂质监控的要求。
Cu and Pb ions in the alloy plating bath and composition of its deposits.
此法已被成功应用于测定锡-铜-铅合金电镀液及其镀层中的锡、铜和铅。
An autocatalytic electroless plating bath for coating silver metal is also described.
还公开了涂布银金属用的自催化的无电镀覆浴。
So, to find a non-cyanide alkaline copper plating bath is a great target of the plating operator.
因此，研究出合适的无氰镀铜工艺来取代氰化镀铜工艺一直是广大电镀工作者的目标。
Pure nickel deposits were obtained from the traditional Watt nickel plating bath by pulse electroplating.
采用传统的瓦特镀液通过脉冲电镀制得纯镍镀层。
Cholride ions in acid copper plating bath were determined by nephelometry with op emulsifier as stabilizer.
利用比浊法，以OP乳化剂作为稳定剂测定酸性镀铜液中的氯离子。
Analysis methods of nickel, zinc and boric acid in an acidic zinc-nickel alloy plating bath were established.
制定了酸性锌镍合金镀液中镍、锌和硼酸的分析方法。
Copper sulfate in acid copper plating bath was determined by spectrophotometry with EDTA as chromogenic agent.
用EDTA作显色剂，通过光度法测定酸性镀铜液中硫酸铜的含量。
A method for continuous titration of boric acid and nickel chloride in bright nickel plating bath was presented.
介绍了一种光亮镀镍液中硼酸和氯化镍的测定方法。
Rhodium in rhodium plating bath was determined by spectrophotometry with sodium hypochlorite as chromogenic agent.
用次氯酸钠作显色剂光度测定镀铑溶液中的铑。
The effect of anode material and anode area on properties of Cr plating bath and Cr deposits was briefly analyzed.
简要分析了阳极材料及阳极面积对镀铬溶液及镀层性能的影响。
Main technical requirements of pure tin plating bath common used for electronic component and device electroplating were introduced.
介绍了目前常用于电子元器件电镀纯锡液的主要技术要求。
The influences of each component content in plating bath, temperature and stirring speed on electroless nickel plating were discussed.
讨论了镀液中各组分含量、温度及搅拌速度对化学镀镍的影响。
Zinc and cobalt content in zinc cobalt alloy plating bath are determined by the combined method of titration with EDTA and spectrophotometry.
采用EDTA滴定和分光光度相结合的方法测定碱性锌钴合金镀液中的锌、钴含量。
The maintenence and treatment of the plating bath plays a decisive part in ensuring product quality and economic benefits of the plating shop.
电镀槽液的管理和处理方法是决定电镀厂产品质量和经济效益的重要手段。
Rhodium in rhodium plating bath was determined by spectrophotometric method using potassium iodine and stannous chloride as chromogenic agent .
以碘化钾和氯化亚锡作显色剂，用光度法测定镀铑溶液中的铑。
Concentration of boric acid in bright sulfate zinc plating bath was determined referring to the same method for chloride type zinc plating bath.
将氯化物镀锌液中硼酸的测定方法用于测量光亮硫酸盐镀锌液中硼酸的含量。
Some problems existing in a bright nickel barrel plating bath can be discovered and resolved in production process, but which can't be done in a laboratory.
滚镀光亮镍存在的一些问题，需要在生产过程中才能发现并得以解决。
Electroless nickel copper phosphorus ternary alloy deposits were prepared by addition of cupric sulfate in electroless nickel phosphorus alloy plating bath.
在化学镀镍-磷合金液中加入硫酸铜制得镍-铜-磷三元合金。
The major problems of brush plating bath and the effect of soluble and non-soluble positive pole on various brush plating baths in iron plating are discussed.
本文研究了电刷镀铁镀液存在的主要问题，可溶性阳极和不溶性阳极对电刷镀铁不同类型镀液氧化的影响及原因。
The distribution of magnetic field strength in iron plating bath and the effects on current distribution after the magnetic field being impressed were also determined.
测定了施加磁场后，镀槽内磁场强度的分布情况及施加磁场对电流分布的影响。
The effect of bismuth sulfate content in plating bath and current density on current efficiency, bismuth content and morphology of obtained tin-bismuth alloy was studied.
研究了镀液中硫酸铋含量和电流密度对镀层铋含量、电流效率及镀层表面形貌的影响。
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。
An analytical procedure and calculation method on the content of copper, total pyrophosphate, phosphate and ammonium citrate in pyrophosphate copper plating bath were given.
介绍了一种焦磷酸盐镀铜溶液中铜、总焦磷酸根、磷酸根、柠檬酸铵含量的分析方法和计算方法。
Effects of time, order of adding reagents, contents of ethanediol, silver nitrate, acid copper plating bath and nitrate on scattering intensity of resonance light were studied.
讨论了乙二醇用量、硝酸银用量、酸性镀铜液(底液)用量、硝酸用量、时间及试剂加入顺序对共振光散射强度的影响。
The lead concentration in Pb-Sn alloy plating bath was determined by standard additional atomic ab-sorption spectrometry, and the optimal determination conditions were obtained.
采用标准加入原子吸收分光光度法测定铅锡合金锭液中铅的浓度，试验确定了最佳的测定条件。
After extraction separation of gold by MIBK, lead, copper, iron, nickel in gold plating bath were determined by inductively coupled plasma-atomic emission spectrometry (ICP-AES).
研究了甲基异丁基酮(MIBK)萃取分离金，用电感耦合等离子体原子发射光谱法(ICP AES)测定镀金液中杂质元素的新方法。
After extraction separation of gold by MIBK, lead, copper, iron, nickel in gold plating bath were determined by inductively coupled plasma-atomic emission spectrometry (ICP-AES).
研究了甲基异丁基酮(MIBK)萃取分离金，用电感耦合等离子体原子发射光谱法(ICP AES)测定镀金液中杂质元素的新方法。
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