Zobrazeno 1 - 10
of 5 040
pro vyhledávání: '"high performance liquid-chromatography (HPLC)"'
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 18, Pp 258-264 (2024)
Objective: To establish a method for simultaneous determination of nine active components in the fermented tea of Trametes versicolor, and analyze the changes of nine active components and antioxidant activities fermentation before and after. Methods
Externí odkaz:
https://doaj.org/article/9e27229695e346a6b7defcf5cce29ff6
Publikováno v:
Journal of Hebei University of Science and Technology, Vol 45, Iss 4, Pp 454-460 (2024)
In order to accurately determine the trace content of hydrochlorothiazide in water, a solid phase extraction (SPE) combined with high performance liquid chromatography (HPLC) was established. Firstly, the collected water sample (1 000 mL) was purifie
Externí odkaz:
https://doaj.org/article/438766e5e43f4f42a360ff7e46fb2dbe
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 15, Pp 283-294 (2024)
To explore the quality and material basis of Shoumei white tea from different varieties of tea trees, in this study, Shoumei white tea made from the raw materials of Fu'an Da Bai (FA), Fuding Da Hao (FD), Meizhan (MZ) and Fengqing Da Ye Zhong (FQ) we
Externí odkaz:
https://doaj.org/article/81897295f9de4ca8af90b55a571d513a
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 15, Pp 295-303 (2024)
Objective: To establish a HPLC method for the determination of neochlorogenic acid, chlorogenic acid, cryptochlorogenic acid, rutin, isoquercitrin, isochlorogenic acid B, astragalin, isochlorogenic acid A and isochlorogenic acid C in Mori Folium usin
Externí odkaz:
https://doaj.org/article/b46437f6bbdf4920ab58d1dc28453e7a
Autor:
Kanza Saeed, Muhammad Farhan Jahangir Chughtai, Adnan Khaliq, Atif Liaqat, Tariq Mehmood, Muhammad Zubair Khalid, Emery LengeMukonzo Kasongo
Publikováno v:
International Journal of Food Properties, Vol 27, Iss 1, Pp 909-926 (2024)
Kalanchoe pinnata (Lam.) Pers. is an ethnomedicinal plant known for its antioxidant, antibacterial, and therapeutic potential. The current study was an effort to explore the impact of extraction technique on the phytochemical, antioxidant, and antiba
Externí odkaz:
https://doaj.org/article/1cbb254f2a014a7ea56691aed6f6094f
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 12, Pp 10-17 (2024)
To compare the active compounds in different parts of Gardenia jasminoides Ellis and evaluate their in vitro antioxidant activities, this study used the ultrasound-assisted method to extract the active compounds in different parts of Gardenia jasmino
Externí odkaz:
https://doaj.org/article/502de511f2e94edcbd8457376c88060b
Autor:
Xinrui QIN, Xiaobing NIE, Gaoyang YUAN, Shihan LIU, Yuyu YANG, Zhixin LIU, Shouzhe QIU, Li ZHENG, Shuo YANG, Baolei FAN
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 8, Pp 254-262 (2024)
Objective: To establish a method for simultaneous determination of cytosine, uracil, cytidine, hypoxanthine, uridine, thymidine, adenine, guanosine, thymidine and adenosine in different selenium-rich bamboo shoots. Methods: The determination was perf
Externí odkaz:
https://doaj.org/article/c8e11129b8a047bdbf5d3ba14ac57894
Publikováno v:
Biomaterial Investigations in Dentistry, Vol 11, Iss 1 (2024)
Objective: This study evaluated the sealing ability of different biomaterials as intra-orifice barriers in the internal bleaching of discolored teeth with the walking bleaching technique. The release of hydroxyl ions from the bleaching materials can
Externí odkaz:
https://doaj.org/article/b4680235550c4323bc3d7b173d575e73
Autor:
Ganga K. Sah, Nicolas Goff, Jashbir Singh, Kevin M. Crosby, Dmitry Kurouski, Bhimanagouda S. Patil
Publikováno v:
Food Chemistry Advances, Vol 4, Iss , Pp 100698- (2024)
Currently, there is no reliable, non-destructive way to assess the maturity of cantaloupes (Cucumis melo L.). Here, we investigated the extent to which Raman spectroscopy can be used to determine cantaloupe maturity. Five cantaloupe cultivars were gr
Externí odkaz:
https://doaj.org/article/12a354b91de34489990c7f1b072c1e2c
Publikováno v:
Shipin gongye ke-ji, Vol 44, Iss 24, Pp 23-33 (2023)
Objective: To establish a high performance liquid chromatographic (HPLC) fingerprint and multi-component content determination methods of Ponkan Chenpi, the effects of different aging durations on 8 kinds of flavonoid components of Ponkan Chenpi were
Externí odkaz:
https://doaj.org/article/a2d8fe366b2147af838895e7d0d0ff2d