Palavra-chave: SIMPLEX CENTROID DESIGNS

ERYTHRINA SPECIOSA ANDREW LEAVES MIXTURE MODELS EXTRACTION OPTIMIZATION PRINCIPAL COMPONENT ANALYSIS PRINCIPAL COMPONENT ERYTHRINA SPECIOSA ANDREWS LEAVES ATOMIC EMISSION SPECTROMETRY BIOLOGICAL SAMPLES METALLIC IONS STATISTICAL MIXTURE DESIGNS MIKANIA LAEVIGATA SCH. BIP. PRINCIPAL COMPONENTS BINARY SOLVENT INTERACTIONS MIXTURE DESIGN EXTRACTIONS COUMARIN SECONDARY METABOLITES CHROMATOGRAPHIC FINGERPRINTS PARAFAC PIGMENTS SOLVENT EXTRACTOR COFFEE LEAVES ANTIOXIDANT ACTIVITY CAFFEA ARABICA