• 柠檬苦素采用氯仿萃取取样硅胶g薄层分离——二甲氨基苯甲醛显色剂比色测定

    The limonin sample is got by extraction with chloroform and is separated by a thin-layer chromatography of silica-gel g, and then is determined by colorimetric method where pdi...

    youdao

  • 柠檬苦素采用氯仿萃取取样硅胶G薄层分离——二甲氨基苯甲醛作显色剂比测定

    The limonin sample is got by extraction with chloroform and is separated by a thin-layer chromatography of silica-gel G, and then is determined by colorimetric metho…

    youdao

  • 建立了对二甲氨基苯甲醛亚硝酸盐——格里斯试剂法两种牛奶掺入的尿素快速检测方法

    In this paper, two rapid detection methods for carbamide in milk, namely p-dimethylaminobezaldehyde method and Nitrite-Griess method, were developed.

    youdao

  • 二甲氨基苯甲醛同时氨基胍重碳酸盐反应,生成更为稳定化合物使橙色产物分解褪色

    However, 2 could also react with 1 simultaneously in the same reaction system, the product was more stable, and that made the orange compound decomposed and faded.

    youdao

  • 二甲氨基苯甲醛同时氨基胍重碳酸盐反应,生成更为稳定化合物使橙色产物分解褪色

    However, 2 could also react with 1 simultaneously in the same reaction system, the product was more stable, and that made the orange compound decomposed and faded.

    youdao

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