Sensitive flow injection colorimetry of nitrite by catalytic coupling of N-phenyl-p-phenylenediamine with N,N-dimethylaniline
โ Scribed by Ryoichi Kadowaki; Shigenori Nakano; Takuji Kawashima
- Book ID
- 117224714
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 83 KB
- Volume
- 48
- Category
- Article
- ISSN
- 0039-9140
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๐ SIMILAR VOLUMES
Salbutamol can be determined spectrophotometrically at 605 nm after flow-injection extraction into chloroform after oxidative coupling with 4-amino-N,N-dimethylaniline. The carrier stream is distilled water and the reagents streams contain 5% (w/v) sodium hydrogencarbonate, 0.5% (w/v) potassium hex
A spectrophotometrlc flow-mJect]on method was developed for the determmatlon of subnanogram amounts of manganese@) based on Its catalytic effect on the oxldatlve couphng of N,N-dlmethyl-p-phenylenedlamme with m-phenylenedlamme m the presence of hydrogen peroxIde The catalytic actn@ was greatly enhan