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A sequential-injection system for spectrophotometric determination ofp-aminobenzoic acid in sunscreens.

✍ Scribed by Alberto Chisvert; Jose-Vicente Izquierdo; Amparo Salvador


Book ID
105887849
Publisher
Springer
Year
2002
Tongue
English
Weight
263 KB
Volume
374
Category
Article
ISSN
1618-2650

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Spectrophotometric flow-injection method
✍ A. Rivero Molina; E. Vereda Alonso; M. T. Siles Cordero; A. GarcΓ­a de Torres; J. πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 English βš– 121 KB πŸ‘ 2 views

A simple, rapid, and accurate spectrophotometric flow-injection method was developed for the determination of sorbic acid in wines based on the oxidation of sorbic acid with K 2 Cr 2 O 7 /H 2 SO 4 at 100ЊC, followed by reaction of the resulting malonaldehyde with thiobarbituric acid, also at 100ЊC,