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    Solvent Extraction of Au in HCl Media with TOA-CCl4
    用TOA-CCl_4萃取盐酸介质中的金
    In this paper,both the stability of RuCl_6~(2-)ion in 3~4 M HCl media and the solvent extraction mechanism of RuCl_6~(2-)with N_(1923)(primary amine),DNA(dinonyl amine),TNA(trinonyl amine)and N_(503)(quarternary amine)respectively from an aqueous phase of [HCl]>3M were studied.
    研究了在3~4M HCl介质条件下RuCl_6~(2-)的稳定性及其在酸度大于3M HCl时分别被N_(1923)(伯胺)、DNA(仲胺)、TNA(叔胺)和N_(503)(季胺)萃取的萃取行为,并用斜率法测求萃合物组成.
    3,5-Di-Br-PADAT is a sensitive and selective reagent for Pt. It forms stable complex frompH 6. 5 to 0.6 M HCI and do not decompose even in 4 M HCl media.
    Pt~(2+)和3,5-二Br-PADAT反应的灵敏度高(ε_(616)=7.30×10~4),在pH6.5~0.6N HCl形成稳定络合物后不被强酸分解,可在0.6~4N HCl(或H_2SO_4)介质中测定铂。
    Palladium in 1. 0 mol/L HCL media was quantitatively extracted with 0. 30mol/L DOSO -toluene solution.
    本文研究了二正辛基亚砜(DOSO)萃取紫外分光光度法测定样品中微量钯的分析方法。 结果表明,在1.0mol/L盐酸介质中.
    EDTA+TEA is used to eliminate the interferences, in HCl media, with La as releaser.
    选用盐酸介质,镧作释放剂,用EDTA+三乙醇胺消除干扰.
    The paper reports on the mechanisms of solvent extraction of Au(Ⅲ) in HCl media with n-trioctylamine (TOA)-CCl4. It was determined that the extract is TOAH·AuCl4 TOAH·Cl at point of balance and TOAH·AuCl4 at saturating point by means of distribution ratio and saturating capacity.
    研究了TOA-CCl4体系萃取盐酸介质中Au(Ⅲ)的机理。 用分配比法及饱和容量法确定平衡萃合物组成为TOAH·AuCl4TOAH·Cl,饱和萃合物组成为TOAH·AuCl4;
    Corrosion r ate of the obtained deposit was lowest of 0000 2 mg/(cm2·h) in 10% HCl media when 2 mL/L brightener was added in plating solution. 
    镀液中光亮剂含量为2mL/L时,所得镀层在10%的HCl介质中腐蚀率最低为0 0002mg/cm2·h。
    The adsorption of Ir in the resin increases with the decreasing acidity in the 0.05~1.2 mol/L HCl media.
    192Ir示踪实验结果表明,在0 05~1 2mol/LHCl介质中,酸度越低越有利于树脂对Ir的吸附;
    The sample was digested with HNO 3-H 2O 2.The hydride was generated in 3mol·L -1 HCl media with 2%(W/V)KBH 4 as a reducing agent. The experimental conditions of microwave digestion and prereduction were studied.
    硝酸 -过氧化氢消解样品 ,在3mol· L-1盐酸介质中产生氢化物 ,2 % (W/V) KBH4为还原剂 ,研究了微波消解条件、预还原条件。
 

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