• 选用24%吡啶酸水剂灌木进行对照试验

    The controlling test was carried out to the shrub with 24% picloram.

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  • 喋呤柳氮磺吡啶疗法推荐那些患病时间长久,病情高度活动但是没有不良预后特征患者

    Methotrexate plus sulfasalazine is recommended in patients with all disease durations provided they have high disease activity and poor prognostic features.

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  • 氟硅酸HMCM-22分子筛进行了改性处理,采用程序升温脱附和吡啶吸附红外光谱法测定了其酸性。

    HMCM-22 zeolite was modified with ammonium hexafluorosilicate and characterized by temperature-programmed desorption of ammonia and pyridine adsorption infrared spectroscopy.

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  • 本文介绍基于氧化生产烟酸工艺,选择了适当的复合催化剂,使原料3-甲基吡啶转化率99%,技术水平达到国外先进水平。

    The manufacture process of nicotinic acid based on ammonia oxidation method, which is introduced in this article, reached 99% conversion of 3-methyl pyridine.

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  • 吡啶生产方法主要两种:一是从煤焦油中提取;二是从甲醛乙醛合成过程中获得。

    There are two manufacturing methods of pyridine bases: extraction from coal tar and catalytic synthesis from ammonia, formaldehyde and acetaldehyde.

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  • 发明公开了种2 -甲基吡啶配合及其制备方法应用

    The invention discloses a 2-ammonia methyl-pyridine nickel composition, a preparation method and the application thereof.

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  • 氯地平新型二氢吡啶通道阻滞剂

    Amlodipine (ALDP) is a new kind of calcium channel blocker of dihydropyridine.

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  • 本文报道降压药对血脂代谢影响研究发现苯喋啶、硝苯吡啶血脂代谢无不良影响。

    This article reports the result of a clinical study on the effect of four groups of antihypertensive drugs on blood lipids metabolism.

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  • 选用24%吡啶酸水剂,对林地一年生多年生阔叶杂草灌木进行防除试验

    The controlling test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc.

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  • 以4甲基吡啶为原料,固定反应器通过氧化催化剂发生气固相接触氧化反应制备雷米封中间体4氰基吡啶,4甲基吡啶转化率为99%,4氰基吡啶的选择性为88%,收率为87。

    4-cyanopyridine, intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.

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  • 以4甲基吡啶为原料,固定反应器通过氧化催化剂发生气固相接触氧化反应制备雷米封中间体4氰基吡啶,4甲基吡啶转化率为99%,4氰基吡啶的选择性为88%,收率为87。

    4-cyanopyridine, intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.

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