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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Effect of temperature (50–75 °C) on recovery and purity of β-carotene at different CO2 flow rates (biomass loading = 2.45 g, P = 550 bars): [a] CO2 flow rate = 7.24g/min; [b] CO2 flow rate = 14.48 g/min.