Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.

方法邻联甲胺和便隐血胶体金检测试纸分别检测200例粪标本进行对照实验分析。

Using ortho-bis(porpargyl alcohol) derivatives as starting materials, we employed sulfenyl or sulfinyl chloride under base condition to generate bis-allene intermediates.

所合成方式以邻位二丙炔醇为起始物，在碱性环境中与磺氯或亚磺氯作生成丙二烯后，再经环反应得多合物。

The isomers dostribution of ortho-and para-toluenesulfonamide are successfully determined by high performance liquidchromatography (HPLC) . The results are compared with ultraviolet-spectroscopy (UV).

本文高效液相色谱法(HPLC),成功地测定了邻、对甲磺酰胺异构体分布,紫外光谱法(UV)作为对照方法进行比较。

In the related "amide route" starting from 2-chloroisonicotinic acid, 41 ,a secondary amide directing group was used to facilitate the ortho lithiation of the pyridine 3-position.

在有关"酰胺三号"由2-氯酸、41、要酰胺导演组锂方便邻吡啶3-立场.

This method not only lowcrs the temperature of labelling ortho-iodo-hippuric acid, speeds up the reaction and gives high yield, but aslo suits the requirement of large scale production.

早期,邻-碘马尿酸标记大多水溶液体系,热熔融体系,热液熔融体系交换法来制备。