Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.
方法
联
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并分
。
胺,
基氨基联Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.
方法联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并分。
Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.
为合成新型热致液晶聚脲，以含液晶基元的联
胺（或联胺）、1，6-己胺、2，4-异氰酸酯为原料进行合成。
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