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- dipenyl hydroxy arsine 二苯胂酸
- diaryl hydroxy arsine 二芳基亚胂酸
- Arsine is a colorless, poisonous gas that requires careful handling. 胂是一种无色的有毒的气体,需要小心地对待。
- They contain one or more functional group such as amide, hydroxy, or carboxy. 它们含有一个或多个功能团如:氨基、羟基、羧基。
- How to choose the base used in the synthesis of arsine ylide is studied. 本文主要研究了胂叶立德合成中碱的选择。
- The substance was identified as 22 hydroxy 23, 24 bisnorchol 4 ene 3 one. 待鉴定产物为 2 0 羟基 2 3,2 4 二降胆 4 烯 3 酮。
- The hydroxy proline contents were measured with the chloramine T method. 采用氯胺T法测定羟脯氨酸含量,为心肌胶原总含量。
- In this paper, the preparation of hydroxy ethyl chitosan sulfate was studied. 研究了磺化羟乙基壳聚糖的制备方法。
- Arsine is a toxic, colorless gas with a garlic-like odor at room temperature and atmospheric pressure. 胂是一种无色有毒气体,在室温和大气压力下会发出类似大蒜的气味。
- Typical of the dopant chemistry is the reaction for arsine, which is depicted with the deposition process in Fig. 9. 砷化三氢的反应是典型的掺杂化学反应,图9显示了该反应的淀积过程。
- Diagnostic criteria and principles of management of occupational acute arsine poisoning. 职业性急性砷化氢中毒诊断标准及处理原则.
- An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids. 内酯一种通过从酸的羧基中除去一个水分子而形成的脱水物
- This article provides the synthesis methods of high purity Arsine by arse nic,zinc and sulfuric-acid. 介绍了用砷、锌和硫酸合成高纯砷烷的方法;产品纯度为99.;995%25;总收率为85%25。
- Hill pig answers: Once? of Lang arsine oxime is dangerous advent, do not have time grind one's teeth. 山猪答道:你想想看,一旦危险来临,就没时间磨牙了。
- Study on Flavonoids Extraction and Function of Scavenging Hydroxy Free Radical from Lespeda. Dunnii. 春花胡枝子黄酮类化合物的提取及清除羟自由基作用的研究。
- The phosphine and arsine absorb the ultraviolet light much more strongly than does silane, causing them to be deposited out on the walls of the container. 磷化氢和砷化三氢对紫外光的吸收比硅烷强烈得多,因此,它们就沉积在容器的器壁上。
- RT-PCR discove r ed mRNA of NSE(neuron specific enolase),Nurr1,Ptx3,Lmx1b and Tyrosine hydroxy lase(TH)were positive. RT-PCR结果显示NSE(neuron specificenolase)、Nurr1、Ptx3、Lmx1b和TH的mRNA均有表达;
- The forth step is to synthesize 5- hydroxy -5- methyl- 3,4- diphenylisoxazoline. 合成4-(5-甲基-3-苯基异?f唑-4-基)苯磺酰胺是重要的步骤,对其合成方法进行了对比。 采用反应5h的方法进行合成。
- The hydroxy methyl contents of resinous crosslinking agent from different resources were determined. 测定了不同产地的树脂交联剂的羟甲基含量;
- Hydrocyanic acid, cyanogen chloride, arsine,phosgene, chloropicrin,benzol, bromcmethane,lewislte gas,toxic smoke and mist,hydrogen phosphide etc. 氢氰酸、氯化氰、砷化 氢、光气、氯化苦、苯、溴甲烷。路易氏气、毒烟、毒雾、磷化氢等。