搜索结果: 1-15 共查到“食品加工技术 chromatography”相关记录15条 . 查询时间(0.073 秒)
Evaluation of Patulin in Commercial Baby Foods by solid Phase Extraction and Liquid Chromatography PDA Detection
homogenised puree HPLC patulin Turkish markers
2015/3/4
A simple, reliable, and rapid RP-LC method has been developed for the determination of patulin in commercial baby foods
from Turkish markets. Solid phase extraction and liquid chromatography with ph...
Determination of Fluoride in Antarctic Krill (Euphausia superba) Using Ion Chromatography and its Pretreatments Selection
fluoride in krill fluoride quantification
2015/3/4
A rapid, sensitive and reliable method to quantify fluoride in Antarctic krill has been established. Four different pretreatment methods were used for the extraction of fluoride: double-deionised wate...
Analysis of Major Caprine Milk Proteins by Reverse-Phase High-Performance Liquid Chromatography and Electrospray Ionization-Mass Spectrometry
caprine milk proteins mass espectrometry electrospray source
2008/4/1
Major proteins from caprine milk were separated by preparative gel permeation and cation-exchange fast protein liquid chromatography and were characterized by flow injection analysis by electrospray i...
Rapid Determination of Cholesterol in Milk and Milk Products by Direct Saponification and Capillary Gas Chromatography
cholesterol milk products capillary gas chromatography
2008/3/28
A simple method is described for the determination of cholesterol in milk and milk products. Samples (0.2 g) are saponified in capped tubes with 0.5 M methanolic KOH solution by heating for 15 min at ...
Determination of the Marker Residue of Albendazole in Cheese by Ion-Pair Liquid Chromatography and Fluorescence Detection
albendazole residues cheese liquid chromatography fluorescence detection
2008/3/28
A liquid chromatographic method is described that allows quantitative determination of the marker residue of albendazole in cheese. Samples were extracted with acetonitrile, and the extracts were defa...
Determination of Pantothenic Acid in Infant Milk Formulas by High Performance Liquid Chromatography
pantothenic acid infant formula high performance liquid chromatography
2008/3/25
A reverse-phase liquid chromatographic method was adapted for the assay of pantothenic acid in infant milk formulas. Sample preparation consisted of deproteination with acetic acid and sodium acetate ...
Interaction of Sucrose Ester with Casein Micelles as Characterized by Size-Exclusion Chromatography
sucrose ester casein micelles interactions with micelles
2008/3/23
Size-exclusion chromatography was used to investigate the interaction of sucrose ester P-1670, composed of 70% pure palmitic acid monoester, with native milk proteins as they are present in skim milk....
Extraction from Cheese Whey by Cation-Exchange Chromatography of Factors that Stimulate the Growth of Mammalian Cells
Whey cell growth lactoperoxidase cation-exchange choromatography
2008/3/22
Bovine cheese whey was investigated as a source of growth-stimulating factors that might replace or supplement fetal bovine serum in cell culture. Although some cell growth activity was demonstrated i...
Study of Proteolysis in Artisanal Cheeses: High Performance Liquid Chromatography of Peptides
peptides cheeses proteolysis high performance liquid chromatography
2008/3/22
The peptides of the water-soluble N fractions of different varieties of artisanal cheeses from Asturias (Afuega'l Pitu, Beyos, Vidiago, Cabrales, and Peral) were analyzed by reversed-phase HPLC. Pepti...
Interaction of Sucrose Esters with Skim Milk Proteins as Characterized by Affinity Chromatography
sucrose ester binding to milk protein affinity chromatography
2008/3/22
The interaction of sucrose ester, P-1670 (70% pure palmitic acid monoester), with milk proteins was examined by affinity chromatography. The ester was covalently bound to 3-aminopropyl controlled-pore...
Method for Assaying Volatile Compounds by Headspace Gas Chromatography and Application to Growing Starter Cultures
headspace gas chromatography diacetyl leuconostoc mixed culture
2008/3/22
Automatic headspace gas chromatography was used to assay volatile compounds in fermented milks, including diacetyl, which is of particular interest because of its aromatic properties. -Acetolactic aci...
Quaternary Ammonium Compounds in Milk: Detection by Reverse-Phase High Performance Liquid Chromatography and Their Effect on Starter Growth
quaternary ammonium sanitizers starter activity high performance liquid chromatography determination
2008/3/22
A reverse-phase HPLC method is described that permits detection of quaternary ammonium sanitizers in milk. The commercial mixture of quaternary ammonium sanitizer used, n-alkyl (50% C14, 40% C12, and ...
High Performance Electrophoresis Chromatography of Bovine Milk Component 3 Glycoproteins
high performance electrophoresis chromatography proteose-peptone milk glycoprotein
2008/3/22
Component 3 corresponds to the hydrophobic fraction of bovine milk proteose-peptone and is composed of three principal glycoproteins with molecular masses of 11, 19, and 29 kDa. To understand better i...
The Use of Gas Chromatography to Measure Carbon Dioxide Production by Dairy Starter Cultures
carbon dioxide gas chromatography dairy starter cultures
2008/3/18
A gas chromatographic method was developed to quantify CO2 produced by dairy starter cultures. The procedure was used to measure CO2 production by Lactococcus lactis ssp. lactis KB, a lactic dehydroge...
Determination of polyphenols in beer by an effective method based on solid-phase extraction and high performance liquid chromatography with diode-array detection
polyphenols beer HPLC SPE spectrophotometric detection
2014/3/4
The determination of polyphenols by spectrophotometric detection is complicated due to their low concentrations in beer. The beer samples have to be pre-concentrated before using the spectrophotometri...