氧化测定法

A kinetic spectrophotometric method for the determination of trace oxalate was established, based on its inhibitory effect on the catalytic oxidation of indigo carmine with potassium bromate in the presence of V in 5 mmol/L H3PO4 media.

基于在5mmol/L磷酸介质中，草酸根对钒催化溴酸钾氧化靛蓝胭脂红褪色反应的抑制作用，建立了一种阻抑动力学光度法测定微量草酸根的新方法。

A method for the mercury thiocyanate spectrophotometric determination of chlorine in ore samples was reported in this paper. The sample was sintered with zinc oxide-sodium carbonate and then leached with water.

中文摘要：岩石样品经氧化锌-碳酸钠烧结预处理，用水浸取后澄清，取清液用硫氰酸汞间接分光光度法进行氯的测定。

A new catalytic spectrophotometric method for the determination of iridium was established based on its catalytic effect on the oxidative fading reaction between methyl blue and KIO_4 in H_2SO_4 medium and heating on the hot-water bath.

在硫酸和热水浴中，铱对高碘酸钾氧化甲基蓝的反应具有催化作用，依此建立了测定痕量铱的新催化光度法。

N-bromosuccinimide was used to oxidize zineb under basic conditions, producing a strong chemi- luminescence signal.

在碱性条件下，N-溴代丁二酰亚胺直接氧化代森锌产生强烈的化学发光信号，结合流动注射技术，建立了测定杀菌剂代森锌含量的流动注射化学发光分析法。

A new flow injection-catalytic spectrophotometric method has been developed for the determination of nitrite based on oxidation decoloration of Victoria blue B with potassium bromate in phosphoric acid medivm.

以亚硝酸根催化溴酸钾在磷酸介质中氧化维多利亚天蓝B褪色为指示反应，建立了反相流动注射催化光度法测定痕量亚硝酸根的新方法。

A new catalytic spectrophotometric method for the determination of trace iodide has been established by reverse flow injection technique based on iodide catalyzing determination reaction of victoria blue with potassium bromate in the phosphoric acid.

基于在磷酸介质中I-对溴酸钾氧化维多利亚蓝褪色反应的催化作用，建立了一种用反相流动注射催化动力学光度法测定微量元素碘的新分析体系，该方法的线性范围为0.2~4.0μg/mL，检出限为0.12μg/mL，相关系数为

The color fading reation on potassium bromate with Victoria green stand G by the catalysis of nitrite in hydrochloric acid medium was studied.

采用流动注射技术与催化光度法相结合，研究了亚硝酸根催化溴酸钾氧化维多利亚绿G的高灵敏度褪色反应，用自制的微机化流动注射分析仪能准确控制时间，优化了实验条件，建立了测定痕量亚硝酸根的流动注射催化光度方法。

Methods: Copper was determined by catalytic kinetic spectrophotometric method which was based on the copper catalyzing oxidation of brilliant green by potassium chlorate and hydrogen peroxide in potassium hydrogen phthalate-sodium hydrate buffer solution at pH4.20. The absorbance was measured at 624 nm.

在pH4.2的邻苯二甲酸氢钾－氢氧化钠缓冲溶液介质中，利用铜离子催化氯酸钾和过氧化氢氧化灿烂绿的指示反应，通过测量624 nm下吸光度的改变，用催化动力学光度法测定痕量铜。

Iodine in the test solution was oxidized to IO-3 by excessive amounts of potassium permanganate solution and sodium hypochlorite solution,and excess of the oxidants was removed by reacting with sodium sulfite solution.

采用过量联合氧化剂高锰酸钾-次氯酸钠氧化试液中碘至IO3-，剩余的高锰酸钾和次氯酸钠用过量的亚硫酸钠反应除去，利用IO3-的电活性，建立了在四硼酸钠-吐温-80底液中的线性扫描伏安法测定微量碘的方法。

Copper reagent silver method ; colorimetric determination ; tungsten trioxide ; Arsenic

铜试剂银法；比色测定；三氧化钨；砷

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。