氧化测定法

The IR spectra of wastewater simulated with two typical fatty amine flotation collectors of decyl propyl ether amine and stearylamine were studied and the mechanism of degradation of fatty amine flotation collectors by the UV/H2O2/air oxidation method was discussed.

测定了十二烷基丙基醚胺和十八胺两种典型脂肪胺浮选捕收剂模拟废水降解前后的红外吸收谱图，初步探讨了UV/H2O2/air光化学氧化法处理脂肪胺浮选捕收剂模拟废水的降解机理。

The graphite and acetylene black are added to a anode material in making Zn-Mn battery, therefore the sample solution prepared appears as feculency and the titration end point of the solution is difficult to judge when active manganese in the battery is determined by iodimetry with starch as a indicator.

在测定锌锰干电池锰粉中活性二氧化锰含量时，由于制备电池时正极锰粉中添加了乙炔黑、石墨等导电材料，使制得的样品溶液显色且混浊，影响用淀粉作为指示剂进行碘量法滴定终点的判断。

Study on spectrophotometric determination of ferrum with phenylfluorone in thepresence of β-CD and OP ;2. A new method for the determination of trace Crwas studied,which was based on surfactant OP enhancement.

在HAc-NaAc缓冲溶液介质中，在乳化剂 OP 存在下，痕量铬对过氧化氢氧化中性红的褪色反应有很强的催化作用，据此建立了测定微量铬的催化动力学光度法。

The apoptosis was evaluated by AQ-stained fluorescin, DNA ladder by gel electrophoresis and subdiploidy by propidium iodide-stained flow cytometry. The level of lipid peroxide under KI treatment was determined by measuring the production of thiobarbituric acid reactive substances.

取健康的猪甲状腺细胞培养24h后，加入不同浓度的碘化钾，观察细胞的形态改变；琼脂糖凝胶电泳、流式细胞术分析细胞DNA的降解；MDA法测定细胞膜的脂质过氧化程度。

By means of GPC,IR,GC-MS,~(13)CNMR,~1HNMR,Methylation analysisetc,structural properties of PST-1 were identified as follows:The Mwof PST-1 was 3.44×10~6 Da and its optical rotation was _D~(20)=+0.110°(c0.1, H_2O); PST-1 constituted 8 simple sugars and the molar ratio was 2,4-Dimethoxy-Mannose:Rhamnose:Ara-binose:Xylose:Galactose:D-Galacturonic acid:Mannose:D-glucuronic acid=2%:5%:24%:9%:3%:1%:46%:10%;The chief bone of PST-1 was 1,3,6-linked-β-D-Man residue and the side chains contained Furanoid and Pyranoid residues.

结合GPC、旋光度测定、IR、GC-MS、~(13)CNMR、~1HNMR、高碘酸氧化法、Smith降解以及甲基化方法等分析测试方法，得到PST-1的单糖组成及结构表征，实验结果如下：红豆杉多糖PST-1是重均分子量为3.44×10~6 Da的支链多糖，旋光度为20D=+0.110~0(c0.1，H_2O)；PST-1单糖组成为：2，4-Dimethoxy-Mannose：Rhamnose：Arabinose：Xylose：Galactose：D-Galacturonic acid：Mannose：D-glucuronic acid=2％：5％：24％：9％：3％：1％：46％：10％；PST-1的骨架结构为：具有1，3，6-连接的β-D-甘露糖残基骨架，侧链分枝包括非还原末端的呋喃型α-L-阿拉伯糖残基、吡喃型α-L-阿拉伯糖残基、β-D-木糖残基、β-D-甘露糖残基、2，4-二氧甲基-β-D-甘露糖残基和α-D-葡萄糖醛酸残基；侧链的糖残基也可能存在2，5-二氧-取代呋喃型α-L-阿拉伯糖基、3-氧-取代的β-D-木糖残基、6-氧-取代的α-D-半乳糖醛酸残基、6-氧-取代的α-D-半乳糖残基、4-氧-取代的α-D-葡萄糖醛酸残基和2-氧-取代的α-L-鼠李糖残基，同时后者也可能穿插在主链上。

Methods: Rabbits whose allogenic thoracic aorta was cross-linked by dye-mediated photo-oxidation (DMP, n=6) were in the DMP group, rabbits whose allogenic thoracic aorta was cross-linked by glutaraldehyde (GA, n=6) were in the GA group, and rabbits whose homogenic abdominal aorta was orthotropically transplanted (OT, n=6) were in the OT group. Then the donor arteries were transplanted in the position of abdominal arteries of rabbits.

以经染料介导光氧化反应处理的家兔胸主动脉为研究对象，以戊二醛处理的家兔胸主动脉以及自体腹主动脉原位移植作为对照，建立家兔胸-腹主动脉移植模型；实验动物观察饲养1个月后，取出标本，通过原子吸收光谱法测定血管组织钙含量，扫描电镜观察血管壁钙化情况。

Methods Rabbits whose allogenic thoracic aorta was cross-linked by dye-mediated photo-oxidation (DMP, n=6) were in the DMP group, rabbits whose allogenic thoracic aorta was cross-linked by glutaraldehyde (GA, n=6) were in the GA group, and rabbits whose homogenic abdominal aorta was orthotropically transplanted (OT, n=6) were in the OT group. Then the donor arteries were transplanted into the position of the abdominal arteries of rabbits.

以经染料介导光氧化反应处理的家兔胸主动脉为研究对象，以戊二醛处理的家兔胸主动脉以及自体腹主动脉原位移植作为对照，建立家兔胸－腹主动脉移植模型；实验动物观察饲养1个月后，取出标本，通过原子吸收光谱法测定血管组织钙含量，扫描电镜观察血管壁钙化情况。

These are main problems of eutrophication.In this paper we selected alga that suits to grow under different concentration of nutrition, after selecting seed, domesticating, culturing alga purely in the lab, we gained Hydrodictyon reticulatum and microalga, most of which are Miorocystis and chlorella.

本文选取在不同营养水平条件下适合生长的藻类物种，在实验室进行选种、驯化和纯化培养，得到水网藻和微藻(主要为微囊藻Miorocystis、小球藻chlorella)；以实验室培养的生长速度快、生产能力高的水网藻为原料，制备一系列环境友好性光敏物质——叶绿素及其衍生物，运用光敏氧化分光光度法测定活性氧(O_2~-，H_2O_2，·OH，和~1O_2)，根据其光敏产生活性氧效率，进行光敏物质的筛选；选用叶绿素铜及其钠盐，以微藻为实验控制对象，以Cu~(2+)作培养对照，在相同光照、营养条件下进行控藻实验。

The determining method of NH3-N by hypobromite oxidation in water has a more serious and difficultly abated interference.

次溴酸盐氧化法测定水中NH4-N存在较严重的、不易消除的干扰。

Animal models were worked out by injecting granule solution into the lung of mice through trachea to study pulmonary lesions in mice. All mice were intratracheally instilled every three days. At the tenth day, mice were sacrificed and. Lung organ coefficient, albumin, total protein, acid phosphatase and Alkaline phosphatase were measured.

为研究纳米二氧化钛对小鼠肺部的损伤，将小鼠采用非暴露式气管内注入法注入颗粒悬液建立动物模型，每隔2d染毒一次，在第10d处死小鼠，测定肺脏器系数及肺部组织中白蛋白、总蛋白、酸性磷酸酶和碱性磷酸酶的含量。

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。