With p-nitrophenyl-azo fluoborate as chromogenic reagent, the optimum condition of determining carbaryl content in eggs by spectrophotometry was discussed and the analysis method was established. 以对硝基苯偶氮氟硼酸盐为显示剂,探讨了分光光度法测定鸡蛋中西维因含量的最佳条件,并建立了分析方法。
Determination of boric acid in fluoborate lead plating baths 氟硼酸铅镀液中硼酸的测定
A new method to inhibit hydrolysis of fluoborate ( BF 4-) with a saturated boric acid solution and to subtract the interference of Sn+ 2 ions was described. 本文提出了应用饱和硼酸抑制氟硼酸根(BF4~-)水解,扣除Sn~(+2)离子干扰的新方法。
The hydrolysis process of fluoborate is studied by using the fluoride ion selective electrode to determine the concentration of fluoride, and fluoborate ion selective elec-trode to determine the concentration of fluoborate. 本文用氟离子选择电极测定氟离子的浓度,用氟硼酸根离子选择电极测定氟硼酸根的浓度,并用这两种方法研究了氟硼酸根的水解过程。
Preparation and Tribological Behavior of a Lubricating Oil Additive Containing Fluoborate Nanoparticles 一种纳米氟硼酸盐润滑油添加剂的制备及其摩擦学性能
Pb-Cd Alloy Electrodeposition in Fluoborate Electrolyte 氟硼酸盐体系铅镉合金电沉积研究
This is very useful to the treatment of wastewater from Pb-Sn alloy plating in fluoborate bath. 这对处理氟硼酸盐镀铅锡合金的废水是有用的。
Determination of tin and lead content in fluoborate tin-lead alloy plating baths 氟硼酸盐锡铅合金镀液中锡、铅含量的测定
Due to the expensive cost of lead fluoborate, the author tries to explore a practical feasible process of Pb plating with Pb ( Ac)_2 · 3H_2O as main salt. 为了解决氟硼酸铅价格昂贵的问题,本文试图用Pb(Ac)2·3H2O为主盐,探索出一个实际可行的配方及工艺。
The results show that the size of fluoborate particles is less 100 nm, and the fluoborate nanoparticles prepared have good dispersibility. 结果表明所制备的表面修饰氟硼酸盐微粒平均粒径小于100nm,且分散性好;
Pb-WC-ZrO_2 composite coatings were prepared with addition of suitable amount of solid particles such as WC and ZrO_2 in lead fluoborate system. 通过在氟硼酸铅体系中加入适量的固体颗粒,制得Pb-WC-ZrO2复合镀层。
Optimized fluoborate bath for electrodeposition of semi-bright fine-grained lead-cadmium alloy containing> 20% Cd is reported. 报导从氟硼酸体系的镀液中电沉积铅镉合金的最佳配方和工艺条件.所得合金镀层结晶致密、半光亮,含镉>20%。
So, the sodium borate is better than potassium fluoborate for iron removal. 因此,硼酸钠的除铁效果优于氟硼酸钾。