Palavra-chave: SIMPLEX CENTROID DESIGNS

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