吡啶

Both chemicals are toxic to medaka, in particular zpt, which also causes teratogenic effects such as spinal cord deformities in embryos at very low, sublethal concentrations.

所有化学物质对于青鳉来说都是有毒的，特别是锌羟基吡啶硫酮，这造成了青鳉的畸形，很低的亚致死的药量都会造成晶胚发育中脊椎的残缺。

Biological effects of the biocide zinc pyrithione, used in anti-dandruff shampoos and antifouling paints and the agricultural insecticide imidacloprid on japanese medaka fish were assessed in experimental rice fields.

用在抗头皮屑的洗发水和防污油漆以及专门用于日本青鳉的农业杀虫剂的有效成分锌羟基吡啶硫酮的生态影响在的水稻实验田接受评估。

Dichloro-2 pyridine azo-2,4 diamine methyl benzene is used as the developer for cobalt in determination of trace cobalt in iron ore.

应用5—［（3，5—二氯—2—吡啶）偶氮］—2，4—二氨基甲苯作钴的显色剂测定铁矿石中的微量钴，最大吸收峰位于波长590nm处，摩尔吸光系数为1。

The structures and the properties of nicotinate chromium and tripicolinate chromium are also characterized by means of molar conductance, infrared spectra, ultraviolet visible absorption spectra, thermal analysis.

通过电导率、红外光谱、紫外可见光谱和热分析对制备的有机铬的组成、结构和性质进行了表征、分析和对比，充分论证了利用镀铬废水制备有机铬饲料添加剂—吡啶酸铬的可行性，为镀铬废水的资源化开辟了新的途径。

The good results can be obtained with the newalgorithm; the local minimal can be avoided in some degree. In this paper, neural networks also were applied to quantitativestructure-property relationships analysis:1Studies on the toxicity of aniline, nitrobenzene and phenol derivatives and their structures.2 Studies on HEPT compounds for their anti-aids.3 Studies on nitrogen mustards and 2-formylpyridine thiosemicarbazone compounds for their anti-cancer.4 Studies on phenol and aniline derivatives for their gas chromatographic retention values.5 Studies on discrimination of tea by Self-organizing feature map network.

本论文还利用上述方法进行了一些定量结构活性相关性研究，主要内容： 1环境中有毒有害有机物的定量结构活性相关性研究。2抗艾滋病类药物定量结构活性相关性研究。3抗肿瘤类药物(氮芥子气类化合物和2-甲酸吡啶缩氨基硫脲类化合物)定量结构活性相关性研究。4苯酚和苯胺类衍生物色谱比移值预测。5将神经网络用于茶叶的分类。

Nucleic acids were determined at nanogram levels based on their enhancement effects on the fluorescence reaction system between H 2O 2 and p hydroxyphenylacetic acid catalyzed by Mn [tetrakis(3 N methylpyridiniumy)porphyrin],a mimetic peroxidase.

痕量核酸对meso 四(3 N 甲基吡啶基)卟啉合锰催化H2 O2 氧化对羟基苯乙酸的荧光反应产生增强作用，且增强程度与核酸浓度之间有良好的线性关系，据此建立了测定核酸的高灵敏的荧光分析方法。

This, Neway Securities analyst Huang Bo told reporters that if the issuance of the smooth passage, the red sun's pesticide rapid expansion of production capacity, at the same time will have to be fat pyrethrum, Pyridine alkali and glyphosate acid three complete industry chain platform, the formation of "intermediate - the original drugs - agents - sales channels," the overall advantage.

为此，新时代证券分析师黄百告诉记者，如果顺利通过发行，红太阳农药迅速扩大生产能力的同时，将必须脂肪除虫菊，吡啶碱和草甘膦酸三个完整的产业链平台，以&中间形成-了-代理商-销售渠道&的整体优势原来的药物。

This thesis is concerned with the synthesis of new chiral sulfinyl NADH models, whose key step is the synthsis of chiral R-3-pyridyl sulfoxides.

本论文的研究工作主要是合成新的手性亚砜类辅酶NADH模型物，工作重点在手性R基-3-吡啶基亚砜的合成上。

We described an improved solgel process to prepare pyridinephenol ligand (dppyBF doped silica composie glass.

利用新型溶胶凝胶方法制备一种酚基吡啶硼配合物(dppyBF掺杂的二氧化硅复合发光玻璃。

Methods Effects of subcutaneous injection of methyl scopolamine and pyridostigmine on stress-induced hyperthermia and motor activity were observed in rats by radio telemetry in an open-field chamber.

用无线遥测方法观察皮下注射甲基东莨菪碱和吡啶斯的明对大鼠在开放环境中应激性体温过高和活动的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。