Improvement of multivariate UV analysis by selecting wavelengths and instrumental parameters

Analytical Letters

Volumn 35, Issue 3, 2002, Pages 559-575

  Vetuschi, Claudio ^a   Ragno, Gaetano ^b  

^a UNIVERSITY OF BARI   (Italy)

^b UNIVERSITY OF CALABRIA   (Italy)

Author keywords

Caffeine; Classical least squares; Multivariate analysis; Paracetamol; Propyphenazone; Spectrophotometry

Indexed keywords

CAFFEINE; PARACETAMOL; PROPYPHENAZONE;

ABSORPTION SPECTROSCOPY; ACCURACY; ARTICLE; CHEMOMETRICS; DRUG DETERMINATION; MULTIVARIATE ANALYSIS; QUANTITATIVE ASSAY; SPECTRAL SENSITIVITY; SPECTROPHOTOMETRY;

EID: 0036206418     PISSN: 00032719     EISSN: None     Source Type: Journal    
DOI: 10.1081/AL-120002687     Document Type: Article

References (13)

1. Partial least squares methods for spectral analyses. Relation to other quantitative calibration methods and the extraction of qualitative information
2. Spectrophotometric determination of organic dye mixtures by using multivariate calibration
3. Multicomponent determination of flavour enhancers in food preparations by partial least squares and principal component regression modeling of spectrophotometric data
4. Comparison of multivariate calibration techniques for the quantification of model process streams using diode-array spectrophotometry
5. Screening method for metals based on array spectrophotometry and multivariate analysis
6. Simultaneous spectrophotometric determination of mixtures of food colorants
7. Method for rapid screening of chlorophenols using a reduced calibration set of UV spectra and multivariate calibration techniques
8. Multivariate least-squares methods applied to the quantitative analysis of multicomponent samples
9. Comparison of three new spectrophotometric methods for simultaneous determination of aspirin and salicylic acid in tablets without separation of pharmaceutical excipients
10. Accuracy criteria and optimal wavelength selection for multicomponent spectrophotometric determinations
11. Wavelength selection method for multicomponent spectrophotometric determinations using partial least squares
12. A wavelength and optical path length selection procedure for spectroscopic multicomponent analysis