Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.
方法用邻甲苯胺和便隐血胶体金检分别检200例粪标本进行对照实验并分。
Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.
方法用邻甲苯胺和便隐血胶体金检分别检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,以含液晶基苯二胺(或邻甲苯胺)、1,6-己二胺、2,4-甲苯二异氰酸酯为原料进行合成。
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