chromogenic reagent

A sensitive chromogenic reagent , 2-( 4-chloro-2-phosphophenylazo )-7-( 2,4-dichlorophenylazo )-1,8-dihydroxy-3,6-naphthalene disulfonic acid ( abbreviation : DC-CPA ), has been used in the spectrophotometric determination of bismuth.

研究了 2- ( 4-氯 -2- 膦酸基苯偶氮 ) -7- ( 2, 4- 二氯苯偶氮 ) -1, 8-二羟基-3, 6- 萘二磺酸 ( DC -CPA ) 与铋的显色反应.

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And in concentrated hydrochloric acid, when phenylfluorone is used as chromogenic reagent, the chromogenic reagent reacts with Ge ( IV) ions to form complex.

而在浓盐酸中，以苯基荧光酮为显色剂，苯基荧光酮与锗（IV）离子生成络合物。

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STUDY ON THE SPECTROPHOTOMETRIC ANALYSIS OF VITAMIN C I.Spectrophotometric Determination of Vitamin C Tablet Using 2,5-dinitrophenol as a New Chromogenic Reagent

维生素C分光光度分析法的研究&Ⅰ.用新显色剂2,5-二硝基苯酚作分光光度测定片剂中维生素C的含量

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The system of rhodium-tin(ⅱ) bromide-diantipyrylmethane has been further studied to optimize chromogenic conditions, such as acidity, reagent amount, and temperature. The mechanism of the complexing reaction was also discussed.

本文对溴化亚锡-二安替比林甲烷-铑的显色体系作了进一步研究确定了显色酸度、试剂用量和温度等最佳显色、萃取条件，探讨了显色机理。

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The Electronic Spectrum of Chromogenic Reagent Based on Quantum Chemical Calculation ⅰ. The Electronic Spectrum and Energy Levels of π-Molecular Orbits of Phosphonazo Analogs

光度分析显色试剂的量子化学研究&Ⅰ.变色酸双偶氮膦类分子的电子光谱与π轨道能级

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