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of 20
pro vyhledávání: '"543.84"'
Autor:
Chokwe, Ramakwala Christinah
Natural products or traditional medicine has been used for centuries to treat various ailments by mankind. The World Health Organization estimates that in recent times 80% of people in emerging economies rely on traditional medicine as their primary
Externí odkaz:
http://hdl.handle.net/10500/22401
An environmentally friendly, rapid and cost effective analytical procedure based on dispersive liquid-liquid microextraction was developed for the determination of six tetracyclines (TCs) in meat destined for human consumption. Meat extracts were ana
Externí odkaz:
http://hdl.handle.net/10500/23201
Autor:
Kumar, Abhinav
The retention mechanism of polar compounds in hydrophilic interaction chromatography (HILIC) was investigated in order to analyse many polar compounds in pharmaceutical and biological samples. HILIC uses a polar stationary phase in conjunction with a
Externí odkaz:
http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.603327
Autor:
Clews, Laura Katherine
High Pressure Liquid Chromatography (HPLC) is the process of separating multiple analytes by differing affinities toward the stationary phase. The selectivity of a stationary phase is dependent on the surface functional groups, though the majority of
Externí odkaz:
http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.569767
Autor:
Tweedlie-Yuill, Tracey
The current study has demonstrated that CN phases have poor stability and should not be operated above pH 5.7. Nonetheless, a number of protocols have been developed for the characterization of CN phases that include a measurement of silanophilic int
Externí odkaz:
http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.488857
Autor:
Al-Khateeb, Lateefa A.
This project has focused on the study of hybrid phases at low percentage of organic modifier and pure water using high temperature in liquid chromatography (HTLC). It examined the effect of temperature on the retention of a range of test solutes and
Externí odkaz:
http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.445355