This study was aimed at selecting the optimum parameters of ultrasonic extraction of water-soluble polysaccharides from leaves of common plantain (Plantago major L.) based on regression analysis. The adequacy of the model was confirmed by testing hypotheses against Pearson’s χ2 criterion. The correlation coefficient derived from values of the regression coefficient and mean-square deviation was used to determine the tightness of the overall relationship between the initial and obtained data. The most important conditions for extracting P. major leaves to obtain the most stable performance were extraction temperature, 80°C; extraction multiplicity, 3; ultrasound frequency, 35 kHz; extraction time, 15 min; raw material to extractant ratio, 1 g per 15 mL; and degree of raw material comminution, varying from 0.5 to 1 mm.
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Translated from Khimiko-Farmatsevticheskii Zhurnal, Vol. 56, No. 4, pp. 23 – 27, April, 2022.
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Dyakova, N.A. Regression Analysis in Development of a Method for Isolation and Quantitative Determination of Water-Soluble Polysaccharides from Common Plantain Leaves. Pharm Chem J 56, 497–502 (2022). https://doi.org/10.1007/s11094-022-02665-4
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DOI: https://doi.org/10.1007/s11094-022-02665-4