搜索结果: 1-14 共查到“农学 chromatography”相关记录14条 . 查询时间(0.138 秒)
Simple, selective, and sensitive measurement of urea in body fluids of mammals by reversed-phase ultra-fast liquid chromatography
urea derivatization liquid chromatography
2015/6/23
The presented
chromatographic procedure is especially suitable for preparation of reference sample sets, very accurate and
precise research purposes or rapid clinical diagnostic with smaller sampl...
Determination of pesticide residues in avocado and almond by liquid and gas chromatography tandem mass spectrometry
pesticide residues almond
2014/11/26
This report describes a validation data of 279 pesticides using a
multiresidue method by LC-MS/MS and GC-MS/MS in avocado and
almond.
Validation data of five selected pesticides using QuEChERS by liquid chromatography tandem mass spectrometry
Validation data selected pesticides
2014/11/26
This report describes a validation data of five pesticides using a
multiresidue method (QuEChERS) by LC-MS/MS in tomato, pepper
and orange.
Pesticide analysis in teas and chamomile by liquid chromatography and gas chromatography tandem mass spectrometry
teas chamomile chromatography
2014/11/26
This report describes a validation data of 86 pesticides using a
multiresidue method by LC-MS/MS and GC-MS/MS in green tea, red
tea, black tea and chamomile.
EURL-FV Analysis of pesticide residues in fruit and vegetables with ethyl acetate extraction using gas and liquid chromatography with tandem mass spectrometric detection 0.1
fruit vegetables tandem
2014/11/26
The Swedish National Food Administration has since 1989 employed a multi residue method
that is based on extraction with ethyl acetate followed by LC and GC determination1. The
multi residue metho...
Analysis of Six Caffeic Acid Derivatives in Sweetpotato Leaves by High-Performance Liquid Chromatography using a Short Column
caffeoylquinic acid polyphenol
2010/10/25
In 2002, we reported that sweetpotato leaves contained six caffeic acid derivatives, namely, caffeic (CA), chlorogenic (5-O-caffeoylquinic acid, ChA), 3,4-di-O-caffeoylquinic (3,4-diCQA), 3,5-di-Ocaff...
Development of a High-Performance Liquid Chromatography Method to Determine the Fagopyrin Content of Tartary Buckwheat (Fagopyrum tartaricum Gaertn.)and Common Buckwheat (F.esculentum Moench)
Fagopyrin Fagopyrism High-performance liquid chromatography Thin-layer chromatography
2010/3/4
Buckwheat contains fagopyrin, which induces photosensitization in light-skinned livestock when exposed to sunlight. Here, we developed a high-performance liquid chromatography (HPLC) method to measure...
Determination of Oxytetracycline in Elaeocarpus sylvestris var.ellipticus Leaf by High Performance Liquid Chromatography
Elaeocarpus yellows high performance liquid chromatography intra-leaf concentration oxytetracycline quantitative analysis
2009/8/27
To develop a method of quantitating oxytetracycline (OTC), which is being considered as a promising agent for the control of Elaeocarpus yellows, I measured OTC in the leaves by high performance liqui...
Determination of Organophosphorus Pesticide Residues in Onion and Welsh Onion by Gas Chromatography with Pulsed Flame Photometric Detector
organophosphorus pesticide residues onion welsh onion sulfur-matrices gas chromatography pulsed flame photometric detector
2009/3/7
A rapid gas chromatographic method for determining organophosphorus pesticide residues in allium such as onion and welsh onion containing high levels of sulfur-matrices was studied. A sample was e...
Analysis of Phthalide, Fenobucarb and Inabenfide in Unpolished Rice Using Selective Gel Permeation Chromatography
gel permeation chromatography unpolished rice phthalide fenobucarb inabenfide
2009/3/6
We studied a simple cleanup method using selective gel permeation chromatography (GPC) for the analysis of phthalide, fenobucarb and inabenfide in unpolished rice. These pesticides in ground unpolis...
Rapid Method for the Determination of 180 Pesticide Residues in Foods by Gas Chromatography/Mass Spectrometry and Flame Photometric Detection
pesticide residue analysis multiresidue graphitized carbon black / primary secondary amine
2009/3/5
A method was established for the determination of 180 pesticide residues in fruits and vegetables. The procedure involved extraction with acetonitrile, followed by a salting-out step with anhydrous ...
LEVELS OF BACTERIAL ENDOTOXIN IN AIR OF ANIMAL HOUSES DETERMINED WITH THE USE OF GAS CHROMATOGRAPHY – MASS SPECTROMETRY AND LIMULUS TEST
endotoxin organic dust air animal houses gas chromatography
2010/12/23
Air samples were collected on glass fi bre fi lters in 22 animal houses and 3 hay storage barns and examined for the presence of bacterial endotoxin with the Limulus (LAL) test and the gas chromatogra...
Determination of Total and Separate Stereoisomers of Diaminopimelic Acid in Five Species and Mixed Rumen Bacteria Using High-Performance Liquid Chromatography
Rumen bacteria diaminopimelic acid HPLC stereoisomers of DAP
2010/11/8
Total (with one peak) and separate three stereoisomers of 2,6-diaminopimelic acid (DAP) in
hydrolysed bacterial species and mixed rumen bacteria were determined. The contents of the total DAP of the ...
Purification and Characterization of Very Low Density Lipoprotein in Commercial Broiler and Crossbred Village Chickens by Fast Protein Liquid Chromatography
Very Low Density Lipoprotein Broiler Crossbred Village Chicken Fast Protein Liquid Chromatography Apolipoprotein
2016/4/20
Very low density lipoprotein (VLDL) of commercial broiler (CB) and crossbred village chicken (AK) was purified using Fast Protein Liquid Chromatography (FPLC). The fraction collected was then confirme...