1 reverse phase high performance liquid chromatography

... acid 13 iv 2.4.1 Sắc ký giấy (Paper chromatography) 13 2.4.2 Sắc ký lớp mỏng ( Thin layer chromatography _TLC) 14 2.4.3 High Performance Liquid Chromatography (HPLC) 15 2.4.3.1 Pha ... KHẢO 36 vi DANH SÁCH CÁC CHỮ VIẾT TẮT ACN:Acetonitril HPLC: High performance liquid chromatography TLC: Thin layer chromatography PITC: phenylisothiocyanate PTC: phenylisocarbamyl TEA: ... ACID CỦA MỘT SỐ LOÀI NẤM BÀO NGƢ (Pleurotus spp.) BẰNG KỸ THUẬT SẮC KÝ LỎNG CAO ÁP (High performance liquid chromatography - HPLC) Giáo viên hƣớng dẫn: Sinh viên thực hiện: TS LÊ ĐÌNH ĐÔN ĐOÀN...

Ngày tải lên: 28/07/2014, 06:20

... acetic acid: methanol: water 10 : 40 : 50 (v/v/v) High performance liquid chromatography Protein separation by HPLC was performed using a reversed phase Vydac Protein C-4 column (250 · 4.6 mm internal ... Bianchetti, M., Timperio, A.M & Corradini, D (1997) Rapid resolution by reverse -phase high performance liquid chromatography of the thylakoid membrane proteins of the photosystem II light-harvesting ... periphery of the phycobilisomes Eur J Biochem 91, 57–63 14 Zolla, L & Bianchetti, M (2001) High- performance liquid chromatography coupled on-line with electrospray ionization mass spectrometry for the...

Ngày tải lên: 08/03/2014, 16:20

Ngày tải lên: 09/03/2014, 18:55

Ngày tải lên: 22/03/2014, 18:20

... thông, Thành phố Hồ Chí Minh TIẾNG NƢỚC NGOÀI Archer J.P Martin 1952 The development of partition chromatography Nobel lecture, December 10 Alexander Efimov, 2005 HPLC introduction 11 Hans Neurath ... p.184-187 16 Bernard Wathelet, 1999 Nutritional analyses for proteins and amino acids in beans (Phaseolus sp.) Biotechnol Agron Soc Environ, p 197–200 17

Ngày tải lên: 28/07/2014, 06:20

Ngày tải lên: 28/07/2014, 06:20

... (paper chromatography) , sắc ký lớp mỏng (thin layer chomatographyTLC), sắc ký khí (gas chromatography) , sắc ký trao đổi ion (ion exchange chromatography) , sắc ký lỏng cao áp (high performance liquid ... gian ngắn độ phân tách cao, dẫn xuất ổn định phát thông qua UV (Ultraviolet) 2.4.3 High Performance Liquid Chromatography (HPLC) HPLC đƣợc đời vào đầu năm1970 công cụ phân tích đầu tay nhà phân ... thƣớc phù hợp bị hấp thu lỗ đƣợc tách rửa sau Normal phase (pha bình thƣờng) Pha tĩnh phân cực cao độ phân cực dung môi pha động Reverse Phase (ngƣợc pha) pha tĩnh có độ phân cực thấp, pha động...

Ngày tải lên: 28/07/2014, 06:20

... identification method Instruments and conditions High- performance liquid chromatography- diode array detection (HPLC-DAD) analysis was performed on a liquid chromatography system (Agilent 1100 Series, ... chromatogram; ESI-MS: electrospray mass spectrometry; LC-ESI/MS: liquid chromatography- electrospray mass spectrometry; HPLC-DAD: highperformance liquid chromatography- diode array detection; MS/MS: tandem ... described a liquid chromatography- electrospray mass spectrometry (LC-ESI/ MS) method to characterize O-diglycosyl flavanones of Fructus Aurantii (Zhiqiao) and ultra-pressure liquid chromatography...

Ngày tải lên: 13/08/2014, 15:21

... bases and their analogues in natural and cultured Cordyceps by pressurized liquid extraction and high performance liquid chromatography- electrospray ionization tandem mass spectrometry (HPLC-ESI-MS/MS) ... the full profile fingerprint of nucleosides and nucleobases in mycelial AC by using high- performance liquid chromatography coupled with diode array detector and mass spectrometry (HPLCDAD-ESI-MS) ... article as: Zhao and Leung: Quality evaluation of mycelial Antrodia camphorata using high- performance liquid chromatography (HPLC) coupled with diode array detector and mass spectrometry (DAD-MS)...

Ngày tải lên: 13/08/2014, 15:21

... monosaccharides and has a lower pH value than R-RPM [31] In recent years, high performance liquid chromatography (HPLC) and gas chromatography (GC) have been employed to determine the level of anthraquinones ... R-RPM: raw Radix Polygoni Multiflori; P-RPM: processed Radix Polygoni Multiflori; HPLC: high performance liquid chromatography; MS: mass spectrometry; THSG: 2,3,5,4′-tetrahydroxystilbene-2-O-b-D-glucopyranoside ... Liang et al.: Comparison of raw and processed Radix Polygoni Multiflori (Heshouwu) by high performance liquid chromatography and mass spectrometry Chinese Medicine 2010 5:29 Submit your next manuscript...

Ngày tải lên: 13/08/2014, 15:21

... contained in samples Sample Plant sources Oral liquid preparation Oral liquid preparation Oral liquid preparation Oral liquid preparation Oral liquid preparation Wine Wine Wine Beverage Barbary ... added into fluid products such as wine, beverage, and oral liquid formulation, etc Hence, eight liquid products for examination (five oral liquid formulation, two wines, and one beverage, their herbal ... modifier was added to the mobile phase In order to suppress peak-tailing, the effects of several additives and their concentration were investigated In liquid chromatography, triethylamine was...

Ngày tải lên: 02/09/2015, 13:06

... chromatographic techniques such as thin layer chromatography, gas chromatography, capillary electrophoresis, flow injection analysis, and high performance liquid chromatography (HPLC) Histamine has a ... addition, high levels of histamine in seafood is also a health hazard for consumers.For these reason, the thesis "Studying histamine in seafood products by high performance liquid chromatography" ... for extraction process and analysis procedure to determine histamine in seafoods by high performance liquid chromatography - Studying the development of histamine in seafood over time and storage...

Ngày tải lên: 06/10/2015, 13:05

... Repeat the last step and combine the acetic acid eluates Inject 20 ~L into the liquid chromatograph HIGH PERFORMANCE LIQUID CHROMATOGRAPHIC ANALYSIS OF URINARY CATECHOLAMINES TABLE TABLE CHROMATOGRAPHICCONDITIONS ... reverse -phase liquid chromatography with electrochemical detection AnaL Chem 49, 2109-2110 (1977) Moyer, T.P., Jiang, N.-S., Tyce, G.M., and Sheps, S.G Analysis for urinary catecholamines by liquid ... Mean 1.0083 38.0 37.0 61.6 53.0 4714 0.5918 0.8571 0.8867 Mean 0.7517 51.5 47.0 52.0 46.5 HIGH PERFORMANCE LIQUID CHROMATOGRAPHIC ANALYSIS OF URINARY CATECHOLAMINES : 80- ~ 70 Z • 34.35 + EPINEPHRINE=...

Ngày tải lên: 16/12/2012, 15:24

... regulation 2002/657/EC, Journal of Chromatography A 1032 (2004) 2329 Che-Yi Lin, Shang-Da Huang - Application of liquid- liquy microextraction and high performance liquid chromatography for the determination ... using liquid chromatography coupled to electrospray tandem mass spectrometry Journal of Chromatography A 1157 (2007) 115-121 Guillermina Font Ana Juan-Garcia, Yolanda Pied - Pressurized liquid ... sulfonamide residues in meat Journal of Chromatography A 1159 (2007)233-241 SUMMARY DETERMINATION SULPHONAMIDES RESIDUES IN FOOD BY HIGH PERFOPvMANCE LIQUID CHROMATOGRAPHY PART SEPARATION AND QUANTIFICATION...

Ngày tải lên: 20/03/2014, 21:20

... procedure The upper phase of the two -phase solvent system was performed as the stationary phase and the lower phase as the mobile phase in the present HPCPC separation The upper stationary phase was first ... equal volume of the upper phase and the lower phase of the two -phase solvent system The solutions were then mixed thoroughly by shaking The upper phase and the lower phase were analyzed by GC-MS, ... and the lower phases were degassed for 30 by ultrasonication before use Aliquots of 300 mg of the essential oil were diluted by 2.4 mL of the mixed solution of lower phase and upper phase (1:1 v/v)...

Ngày tải lên: 07/03/2014, 21:20

... Inc PIC18F97J60 FAMILY 64/80/100-Pin, High- Performance, 1-Mbit Flash Microcontrollers with Ethernet Ethernet Features: Peripheral Highlights: • • • • • High- Current Sink/Source: 25 mA/25 mA on ... microcontrollers – namely, high computational performance and a rich feature set at an extremely competitive price point These features make the PIC18F97J60 family a logical choice for many high- performance ... speeds An overview of the oscillator structure is shown in Figure 2-1 INTRC 2.2.1 High- Speed Crystal/Resonator High- Speed Crystal/Resonator with Software PLL Control External Clock with FOSC/4...

Ngày tải lên: 22/06/2014, 15:20

... A John Wiley & Sons, Inc., Publication INTRODUCTION TO MODERN LIQUID CHROMATOGRAPHY Third Edition INTRODUCTION TO MODERN LIQUID CHROMATOGRAPHY Third Edition LLOYD R SNYDER LC Resources, Inc Orinda, ... R Introduction to modern liquid chromatography / Lloyd R Snyder, Joseph J Kirkland – 3rd ed / John W Dolan p cm Includes index ISBN 978-0-470-16754-0 (cloth) Liquid chromatography I Kirkland, ... 1.3.1 Gas Chromatography (GC), 1.3.2 Thin-Layer Chromatography (TLC), 1.3.3 Supercritical Fluid Chromatography (SFC), 10 1.3.4 Capillary Electrophoresis (CE), 11 1.3.5 Countercurrent Chromatography, ...

Ngày tải lên: 04/07/2014, 01:20

... DS39564C-page ii © 2006 Microchip Technology Inc PIC18FXX2 28/40-pin High Performance, Enhanced FLASH Microcontrollers with 10-Bit A/D High Performance RISC CPU: Peripheral Features (Continued): • C compiler ... 10 Description Master Clear (input) or high voltage ICSP programming enable pin Master Clear (Reset) input This pin is an active low RESET to the device High voltage ICSP programming enable pin ... Description I ST Master Clear (input) or high voltage ICSP programming enable pin Master Clear (Reset) input This pin is an active low RESET to the device High voltage ICSP programming enable pin...

Ngày tải lên: 07/08/2014, 23:20