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A spectrophotometric method with 1,1′-Dianthrimide for the determination of strength of concentrated sulphuric acid

✍ Scribed by F.J. Langmyhr; O.B. Skaar

Publisher
Elsevier Science
Year
1960
Tongue
English
Weight
163 KB
Volume
23
Category
Article
ISSN
0003-2670

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Glut~aIde~yde reacts with an excess of hydroxy~am~ne, hydrazine or methytamine through an intermediate that absorbs more strongly at 240 nm than do the end products. On the basis of the characteristic absorbance change during the reaction with hydroxylamine a spectrophotometric difference method was