氧化测定法

According to the oxidation of potassium periodate,a new analytical method for the spectrophotometric rapid determination of manganese carbonate produced during bioreducing manganese dioxide was developed.

利用高碘酸钾的氧化性，建立了分光光度法快速测定由微生物还原二氧化锰生成的碳酸锰含量的方法。

A simple and highly sensitive new kinetic catalytic fluorimetric method was proposed for the determination of trace chromium,based on the catalytic effect of trace amounts of chromium on the oxidation of Pyronine Y by hydrogen peroxide in acetic acid-sodium acetate buffer medium leading to a decrease in the fluorescence intensity.

在HAc-NaAc缓冲体系中，痕量铬对过氧化氢氧化吡咯红 Y的氧化还原反应有催化作用，使吡咯红 Y荧光减弱，据此建立了催化荧光法测定痕量铬的新方法，同时考察了该催化反应的最优条件及动力学性质。

The experimental procedure were predigested under the condition that did not effect the experimental results by using alkal potassium persulphate oxidation -ultraviolet spectrophotometry to determine the total nitrogen in water sample with first water instead of redistillation non-ammonia water.

经实验证明，用碱性过硫酸钾氧化-紫外分光光度法测定水样中的总N，以一次蒸馏水代替重蒸馏无氨水，既减少了实验操作程序，又不影响测定结果，同时本文确定了最佳实验条件，并对标准样品进行分析，结果理想。

It is based on the facts that in the presence of sulfuric acid and sodium dodecyl benzene sulfonate, vanadium activated by vitamin C can catalyze potassium bromate to oxidize safranine O, the oxidation products of safranine O can emit intense and stable fluorescence on nitrocellulose membrane.

基于在硫酸介质和十二烷基苯磺酸钠存在下，抗坏血酸活化钒催化溴酸钾氧化番红花红O发射强而稳定的荧光的特性，建立了ⅤC活化溴酸钾氧化番红花红O催化荧光法测定痕量钒的新方法。

L-citrulline was determined with liquid scintillometer, and the activity of NO synthase(induced NOS, total NOS, constitutive NOS) in pulmonary and right ventricular homogenates was counted.

采用比色法测定血浆、肺组织、右心室组织一氧化氮代谢产物(NO2-/NO3-)的含量，液体闪烁仪测定[3H]-瓜氨酸的生成量，计算肺组织、右心室组织组织型NOS(tissue NOS，tNOS)、诱导型NOS(induced NOS，iNOS)和原生型NOS(constitutive NOS，cNOS)的活性。

Determination of the uranium content in nuclear grade uranium hexafluoride, uranyl fluoride solutions, uranyl nitrate solutions, uranium oxide, uranium dioxide, powder and pellets; gravimetric method

核子纯的六氟化铀。氟化铀溶液。硝酸溶液。氧化铀粉末。二氧化铀粉末和颗粒铀含量的测定。重量分析法

Methods: Zinc has catalysis ability in the system of oxidze xylenol orange in medium, and the discoloration extent of methyl orange has a linearity to the content of zinc. Based on this fact, a new photometric method for the determination of zinc was proposed.

在H2SO4介质中，微量锌对过氧化氢氧化二甲酚橙的反应体系具有催化作用，且二甲酚橙被氧化后的褪色程度ΔA与微量锌的含量有线性关系，据此建立了二甲酚橙褪色光度法测定微量锌的新方法。

The oxidation stability experiments of the oil extracted by the pressing and super critical CO_2 methods showed that the oil extracted by super critical CO_2 method is much more oxidable compared with the pressed oil.

冷榨法和超临界CO_2萃取的苦杏仁油的氧化稳定性测定结果表明，超临界CO_2萃取的苦杏仁油在贮藏过程中更易被氧化。

Quercetin was prepared by hydrolyzing rutin. Their antioxidant activities were tested using phosphomolybdate method, and compared with those of BHT and V.

采用磷钼酸盐法测定了不同质量浓度的粗提物、芦丁和槲皮素的抗氧化活性，并与BHT、V的抗氧化活性进行了比较。

There were not obviously interference to vanadic acid oxidation method when TG≤8.0 mmol/L, HB≤6.0 mmol/L.

钒酸氧化法测定胆红素准确、灵敏、稳定，线形范围宽，是测定胆红素的理想方法。

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。