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AACCI Approved Methods Technical Committee Report: Collaborative Study on the Immunochemical Determination of Intact Gluten Using an R5 Sandwich ELISA
AOAC Approved Methods Technical Committee Report Immunochemical Determination Intact Gluten an R5 Sandwich ELISA
2014/5/23
In 2008, the AACC International Protein Technical Committee (now the Protein and Enzymes Technical Committee) initiated a collaborative study of a method for determining gluten in selected foods using...
Simultaneous determination of the residues of fourteen quinolones and fluoroquinolones in fish samples using liquid chromatography with photometric and fluorescence detection
chromatographic method UV detectecton salmon
2014/2/25
A chromatographic method is described for assaying fourteen quinolones and fluoroquinolones (pipemidic acid, marbofloxacin, norfloxacin, ciprofloxacin, danofloxacin, lomefloxacin, enrofloxacin, sarafl...
Preparation of flaxseed for lignan determination by gas chromatography–mass spectrometry method
defatting extraction GC/MS hydrolysis lignans
2014/2/25
Since 1980s, several methods for the determination of lignans in food samples have been developed depending on the types of lignans and foods analysed, but mostly on flaxseed as a reference food. In t...
Experimental Determination of Thermal Condutivity of Various Milk and Vegetable Oil Products
Thermal Conductivity Value Milk Vegetable Oil
2009/10/13
Thermal conductivity values of various milk and vegetable oil products were determined over a temperature range of 25-75C. Thermal conductivity of milk samples having higher solid content were found...
基于近红外光谱分析法的奶粉品质快速检测（Quick Determination Method of Milk Powder Quality by Near-infrared Spectroscopy）
奶粉 品质检测 近红外光谱
2009/8/11
选择11个品牌的10多种配方奶粉，共80个样品，使用PDA型近红外光谱仪采集奶粉漫反射光谱，波长范围1089～2219nm。对光谱进行了SNV、软阈小波消噪及一阶微分预处理，通过比较主成分在不同波长上的权重分布，选择不同波段建立校正模型和进行预测精度分析。结果表明，奶粉的蛋白质和脂肪的近红外光谱信息主要分布于1100～1400nm和1800～2200nm波段内，采用小波消除原始光谱的噪声能提高校正...
Simultaneous Determination of Moisture, Protein and Fat in Fish Meal Using Near-Infrared Spectroscopy
fish meal moisture protein
2009/7/8
The near-infrared (NIR) spectrum of fish meal was determined on a scanning spectrophotometer. The multiple linear regression (MLR) and partial least squares (PLS) regression were used for the calibrat...
Determination of Apparent Amylose Content in Japanese Milled Rice Using Near-Infrared Transmittance Spectroscopy
japonica amylose near infrared transmittance
2009/7/7
The objective of the present study was to develop a method to analyze apparent amylose content (AAC) of Japanese milled rices using near-infrared transmittance spectroscopy (NIT). Samples (n=110, vari...
Application of Colorimetric Method for Determination of Lipid Peroxides in Foods
peroxide value lipid peroxide lipid oxidation triacylglycerol
2009/6/18
Application of a colorimetric method for determination of lipid peroxides in foods was investigated. We identified the optimal amount of potassium iodide used in the method. It was confirmed that by a...
Studies on Determination of Soy Sauce Chromaticity Using a Synthesized Combination of a Spectro Colorimetric Method and the Multiple Regression Analysis
soy sauce chromaticity spectro colorimetric method regression analysis
2009/6/18
A method of determining soy sauce chromaticity by a spectro colorimetric method was investigated to objectively evaluate the chromaticity usually decided by a visual sensory test. The objective chroma...
Evaluation of Antioxidant Activity of Vegetables from Okinawa Prefecture and Determination of Some Antioxidative Compounds
antioxidant polyphenol luteolin chicoric acid
2009/6/18
We examined the phenolic contents of 45 species of vegetables and their radical scavenging activities for 1,1-diphenyl-2-picrylhydrazyl radical (DPPH·). High contents of phenolic compounds and strong ...
Performance of an Accelerated Method for the Determination of Equilibrium Moisture Content
equilibrium moisture content accelerated performance
2009/6/18
The performance of a method that could accelerate the sorption process of biological materials was evaluated with respect to rapidness (expedition of sorption), comparability of equilibrium moisture c...
Determination of Maximum Viscosity of Milled Rice Flours Using Near-Infrared Transmittance Spectroscopy
japonica amylose pasting properties maximum viscosity
2009/6/18
The objective of this study was to develop a partial least squares regression (PLS) calibration method of maximum viscosity determination of Japanese milled rice flours using near-infrared transmittan...
Determination of Amitraz Residue by Headspace Gas Chromatography in Honey and Beeswax Samples from Iran
Amitraz Residue Headspace Gas Chromatography Honey Beeswax Iran
2009/1/21
In this study, 70 samples of honey and beeswax from different beehives (Eastern and Western Azerbaijan, Ardabil territory, Iran), markets and store shelves of (Tehran, Iran) were collected during 2006...
Determination of anthocyanins in red grape skin by pressurised fluid extraction and HPLC
flavonoids grapes PFE HPLC analysis
2014/3/3
Grape anthocyanins not only play an important role in the colour quality of red wines but they also have many beneficial effects on human health, e.g., reduction of coronary heart disease incidence, o...
Determination of polydextrose as a fat replacer in butter
polydextrose litesse fat replacer butter FT-IR
2014/3/4
Polydextrose is used in several countries as a low caloric sugar and fat substitute (bulking agent). It is prepared by condensation of glucose, D-glucitol, and citric acid (89:10:1). The resulting con...