نتایج جستجو برای: qualitative determination

تعداد نتایج: 449135  

Journal: :Journal of chromatography. A 2004
Peter C Uden Harriet Totoe Boakye Chethaka Kahakachchi Julian F Tyson

The complexity of selenium (Se) chemistry in the environment and in living organisms presents broad analytical challenges. The selective qualitative and quantitative determination of particular species of this element is vital in order to understand selenium's metabolism and significance in biology, toxicology, clinical chemistry and nutrition. This calls for state-of-the-art analytical techniq...

2015
Lifeng Han Erwei Liu Agyemang Kojo Jing Zhao Wei Li Yi Zhang Tao Wang Xiumei Gao

Eclipta prostrata L. is one of the Chinese medicinal tonics which are usually used for treating loose teeth, dizziness, tinnitus, hemoptysis, hematuria, and uterine bleeding. However, quality control of this herbal medicine has been not satisfactory. This study reported its qualitative and quantitative analyses based on LC/MS method. UHPLC-DAD-Q-TOF-MS fingerprinting and MS fragmentation cleava...

2014
Richard T Oster Angela Grier Rick Lightning Maria J Mayan Ellen L Toth

INTRODUCTION We used an exploratory sequential mixed methods approach to study the association between cultural continuity, self-determination, and diabetes prevalence in First Nations in Alberta, Canada. METHODS We conducted a qualitative description where we interviewed 10 Cree and Blackfoot leaders (members of Chief and Council) from across the province to understand cultural continuity, s...

Journal: :Molecules 2016
Giuseppe Mannino Andrea Occhipinti Massimo E Maffei

Boswellia serrata and Boswellia sacra (syn. B. carteri) are important medicinal plants widely used for their content of bioactive lipophilic triterpenes. The qualitative and quantitative determination of boswellic acids (BAs) is important for their use in dietary supplements aimed to provide a support for osteoarthritic and inflammatory diseases. We used High Performance Liquid Chromatography (...

Journal: :Journal of Industrial & Engineering Chemistry 1916

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید