碘酸

The catalytic effect of ruthenium on the oxidation decolorizing reaction of chlorophosphonazo-mk by potassium periodate in phosphoric acid medium was investigated.

研究了在磷酸介质中，痕量钌催化高碘酸钾氧化偶氮氯膦mk褪色反应特性，测定了反应级数、反应速率方程和表观活化能，拟定了反应的最佳条件，建立了一个测定痕量钌的催化动力学新方法。

The method is based on the catalytic effect of trace activated manganese on the oxidation of brilliant green and 1-(2-pyridylazo)-2-naphthol by patassium periodate in Na2HPO4-KH2PO4 medium.

研究了在pH6.15的Na2HPO4-KH2PO4缓冲溶液介质中，氨三乙酸活化痕量锰催化高碘酸钾氧化灿烂绿和1-(2-吡啶偶氮)-2-萘酚褪色的指示反应。

In diluted H2SO4 and heating at 85℃, the discoloration reaction of xylene cyanol FF oxidized by potassium periodate can be greatly catalyzed by ruthenium. According to this phenomenon, a new method for catalytic kinetic spectrophotometric determination of ruthenium has been developed.

在稀H2SO4介质中及85℃的加热条件下，Ru对高碘酸钾氧化二甲苯蓝FF褪色反应具有显著的催化作用，据此建立了催化动力学光度法测定痕量钌的新方法。

On the basis of catalytic action of iridium on the oxidation reaction of xylene cyanol FF by the potassium periodate in the medium of 0.02mol/L H2SO4 and heating at 95℃, a new catalytic kinetic spectrophotometry for the determination of iridium is established.

在0.02mol/L硫酸介质中及95℃的加热条件下，对高碘酸钾氧化二甲苯蓝FF的褪色反应具有显著催化作用，据此建立了催化动力学光度法测定痕量依的新方法。

Using UV, IR, NMR, GC-MS, periodate oxidation, Smith degradation and methylation reaction, the primary structure of MOPI-3 was identified.

通过UV、IR、NMR、GC-MS、高碘酸氧化、Smith降解和甲基化等物理化学方法对MOPI-3的纯度、理化性质和组成结构进行表征。

The best compost of catalytic-oxidation is scalpped by perpendicular experiment,the best fugitive conditions arestudied in the best of the reaction between sulphuric acid- potassium bromide and sodium iodate .

研究了在3.0mol/L的硫酸介质中，溴化钾催化碘酸钠氧化偶氮胂M褪色反应的适宜条件与影响因素，建立了催化动力学褪色光度法测定痕量碘的新方法。

Place in a 250 ml conical flask fitted with a ground-glass stopper, 10.0 ml of the solution, 50 ml of water R, 12 ml of dilute acetic acid R and 3 g of potassium iodide R.

滴定 在250ml的带磨砂玻璃塞的锥形瓶中，加入10.0 ml的此溶液，50ml的水，12ml的稀乙酸和3 g的碘酸钾。

A spectrophotometric determination of iodine by oxidation decoloration reaction of pyrocatechol violet by iodatein a strong acid medium is reported in this paper.

本文提出了在强酸性条件下，根据碘酸根氧化邻苯二酚紫使其褪色吸光光谱法测定加碘食盐中碘含量的分析方法。

Compared with classical methods,the main advantage is as follows:raffinose oxidation time may be shortened within 60min;oxidation of hemoglobin can be controlled when the reaction temperature is 20℃;the proportion of MetHb can be controlled less than 5%;the ratio of raffinose to hemoglobin and the final concentration were dependent on the average molecular weight of HBOCs;at the same time,we can obtain HBOCs of different molecular weights.

与经典的方法相比，其主要优点为：高碘酸钠氧化棉籽糖的时间可缩短至60min即可达到完全氧化：在20℃时，便可控制血红蛋白的氧化，可将MetHb含量控制在5%以内；棉籽糖与血红蛋白的比例和血红蛋白的反应终浓度可根据所需要的目的聚合血红蛋白的平均分子量的大小来定；同时调整反应体系可以得到不同分子量大小的HBOCs。

Permethylation analysis, periodate oxidation,Smith degradation, acetolysis and partial acid bydrolysis revealed the main chains of XP as mannose of (1-6)-linkages and its side chains were mannose of (1-2)linkages.

甲基化分析、过碘酸盐氧化、Smith降解、乙酰解和部分酸水解显示XP的主链是1→6连接的甘露糖，侧链是1→2连接的甘露糖。1H及13CNMR谱表明所有糖苷键均为a型，结合元素分析XP基本是酵母甘露多糖和蛋白质以及锌的络合物。

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。