• 一新发明的杀虫剂中包含酰胺铃脲。

    The new invention relates to a rynaxypyr and hexaflumuron insecticidal composition.

    youdao

  • 采用唑沙宗为物探针代动力学方法研究氟苯尼考对鲫鱼细胞色素P4502E1活性影响

    The effect of florfenicol(FFC) on the activity of cytochrome P450 2E1 in Carassius auratus was evaluated by pharmacokinetics using chlorzoxazone(CZX) as a specific substrate.

    youdao

  • 论还了2,4-二-3,5-二硝基三甲基合成方法影响收率反应温度,反应时间催化剂进行了研究。

    This paper reported the synthetic method of 2, 4-dichloro-3, 5-dinitrotrifluorotoluene. The effect of temperature, time, and catalyst on yield were studied.

    youdao

  • 说出来吓你,死尸会释放出,二代甲烷等一系列奇怪化学物质。然而也正是这些物质帮助科学家找到各种隐秘墓穴

    Dead bodies emit a surprising array of chemicals, from benzene to freon, which can help forensic scientists find clandestine graves.

    youdao

  • 提出了一种以2,3-二硝基原料,化、高温化、硝化、再化反应合成2,3,4-三硝基新工艺路线。

    A method is given for synthesis of 2,3,4 trifluoronitrobenzene from 2,3 dichloronitrobenzene by fluorination, chlorination, nitration, etc.

    youdao

  • 发明一种甲酰胺铃脲杀组合物

    The invention relates to a rynaxypyr and hexaflumuron insecticidal composition, belonging to an insecticidal composition with enhancement effect.

    youdao

  • 发明一种甲酰胺铃脲杀组合物

    The invention relates to a rynaxypyr and hexaflumuron insecticidal composition, belonging to an insecticidal composition with enhancement effect.

    youdao

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