Spectrophotometric determination of cadmium(II) using 2-(5-bromo-2-pyridylazo)-5-diethylaminophenol
β Scribed by R. Salim; B. Shraydeh
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 158 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0026-265X
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2\_I2-(4-Methylqumolyl)azo]-Sdrethylammophenol (QADP) was synthesuzed and the ac&y constants of the reagent m 50% (v/v) ethanol and reactlons with various metal ions were studied QADP and Its chelates are extracted mto chloroform and the molar absorptlvlhes of most complexes are higher than lo5 I mo
A method for the simultaneous spectrophotometnc detennmatlon of Iron and copper by flow-injection analysis was developed using 2-~5-bromo-2-pyndylazo~-5-~N-propyl-N-sulphopropylam~no~an~lme The flow system utdlzes a double-beam spectrophotometrlc detector wtth two flow cells The reagent forma water-