查询词典 iodine pentoxide

The experimental conditions for determination of ascorbic acid with photogenerated iodine due to UV irradiation were studied.

本文探讨了酸性介质中于紫外光的照射下，利用光激活产生碘的光化学动力学法测定抗坏血酸的可能性。

Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.

酰亚胺源自氨的一种化合物，含有与一个二价酸基或者二个一价的酸基结合的氨基

Any of a group of five chemically related nonmetallic elements including fluorine,chlorine,bromine,iodine,and astatine.

锕类任何化学性质相似，原子序数在89与103之间变化的放射性元素

Any of the chemical elements fluorine or chlorine or bromine or iodine or astatine.

氟、氯、溴、碘、砹中任意一种化学元素。

N-succinimidyl 5---3-pyridinecarboxylate, a useful linker for labeling proteins with astatine and iodine radioisotopes, is synthesized in three steps with 5- bromonicotinic acid as a starting material, and is characterized by nuclear magnetic resonance, mass spectrometer and high performance liquid chromatography.

以5-溴烟酸为起始物，通过3步主要反应合成了一种适用于蛋白质放射性砹标记的偶联剂——5--3-吡啶甲酸 N-琥珀酰亚胺酯，并用核磁共振、质谱、高效液相色谱等进行了表征。

The number of atomic and sub-surface oxygen species may decrease with the addition of iodine.

碘的加入可使原子氧和次表层氧物种种类更单一，更有利于甲醇的氧化脱氢反应。

Objective: To study therapeutic effect of juvenile endemic Goitre by combined auricular acupuncture and iodine salt.

目的： 探讨耳针配合加碘盐治疗青少年地方性甲状腺肿大的疗效。

Objective To study spatial autocorrelation and spatial variation of urinary iodine of children and to provide references for statistical data analysis of spatial disease.

目的 探讨碘缺乏病监测资料儿童尿碘的空间自相关性及变异情况，为地方病的防治提供科学的依据，为疾病空间数据的分析提供统计学方法上的参考。

A decline in iodine value is sometimes used to measure the reduction of dienoic acids during the course of autoxidation.

有时，碘值的下降用来测量在自动氧化过程中二烯酸的减少。

Objective To observe in vitro bacteriostatic efficacy of povidone-iodine in order to provide bacteriostatic agent for intracavity use in surgical patients.

目的观察聚维酮碘体外抑菌效果，以便为外科病人体腔内使用提供依据。

The United Kingdom has pledged to provide technical assistance to the peacekeeping effort in Darfur, including airlifting supplies and equipment to assist the African peacekeepers.

英国承诺为达佛的維和努力提供技术帮助，包括提供非洲的維和部队空运补給和裝备。

Results: The level of ET-1mRNA in placental villus was significantly higher in pre-eclamptic women than that in control group.

结果：妊高征组患者胎盘绒毛组织ET-1 mRNA的表达较正常妊娠组明显增高。