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Study of colour-developing factors in spectrophotometric determination of cyanide by the pyridine-barbituric acid method

✍ Scribed by Chien, Chun -Ching ;Chang, Fu -Chung ;Wu, Shaw -Chii

Publisher
Springer-Verlag
Year
1980
Weight
296 KB
Volume
74
Category
Article
ISSN
0344-838X

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✍ Huichang Ma; Jingfu Liu πŸ“‚ Article πŸ“… 1992 πŸ› Elsevier Science 🌐 English βš– 417 KB

A unstable intermediate product with peak absorbance at 494 nm was found in the reactlon of cyamde with pyrldme-barbltunc acid reagent The Intermediate was applied to the determination of cyanide by reagent-mqectlon flow-mqectlon analysis The cahbratlon graph was hnear over the range of O-4 pg ml-'