Title: Determination of total flavonoids and naringin in pummelo pericarp of various species from different habitats
Abstract:Objective:To determine the contents of total flavonoids and naringin in pummelo pericarp from various species and producing areas of China,and to study the feasibility of extracting naringin from pumm...Objective:To determine the contents of total flavonoids and naringin in pummelo pericarp from various species and producing areas of China,and to study the feasibility of extracting naringin from pummelo pericarp.Methods: The contents of total flavonoids were measured at 570 nm on a UV spectrophotometer.The contents of naringin were measured by the method of HPLC.Methanol extracts of samples and naringin reference substence were separated on a AichromBond-1 C18 column(4.6 mm×250 mm,5 μm) using a mixture solution of CH3OH-H2O-HOAC(v∶v∶v=35∶61∶4) as mobile phase and detected by UV detector at a wavelength of 283 nm.Results: The contents of total flavonoids and naringin in Exocarpium Citri Grandis are the highest,followed by the ripe fruit like Citrus paradisi cv.Changshanhuyou.,and pummelo pericarp at least.Conclusions: With this method,extracting naringin from Exocarpium Citri Grandis is optimal,and pummelo pericarp and Citrus Paradisi cv.Changshanhuyou can also be used.Read More
Publication Year: 2007
Publication Date: 2007-01-01
Language: en
Type: article
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Cited By Count: 2
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