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A new method for determination of cephalexin based on the color reaction between cephalexin and ninhydrin has been developed.

基于头孢氨伯氨基在酸性条件下可与茚三发生显色反应,从而建立流动注度法测定头孢氨的新方法。

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foliar, foliate, foliated, foliation, foliature, folic acid, folicanthine, folicole, Folidol, folie,

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3G, 401(K), a,

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科学大揭秘

This ninhydrin solution reacts with amino acids present in sweat and turns purple due to the formation of Ruhemman's purple.

种茚三与汗氨基酸发生反应,由于鲁赫曼紫形成而变成紫色。

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科学大揭秘

For porous surfaces like paper or walls, fingerprints are detected by spraying a solution called ninhydrin on the surface where a print may be found.

对于像纸或墙多孔表面,通过在可能发现指纹表面喷洒一种叫做茚三来检测指纹。

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foliobranch, foliobranchiate, foliolate, foliole, foliolean, foliolelar, foliolose, foliose, foliosine, foliot,

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3G, 401(K), a,
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