Results 11 to 20 of about 23,729 (123)

Safety and Countermeasure of China's Food Flexible Plastic Packaging Printing Inks(我国食品塑料复合软包装用印刷油墨的安全问题及对策) [PDF]

open access: yesShipin kexue jishu xuebao, 2014
The overview of China's food plastic composite flexible packaging printing ink industry was introduced. The outstanding problems about security and the causes were analyzed.
ZHANG Liming(张黎明)   +1 more
doaj   +1 more source

Analysis on Public Opinion Risks of Edible Agro-products Quality and Safety Incidents in China(我国食用农产品质量安全舆情隐患分析) [PDF]

open access: yesShipin kexue jishu xuebao, 2016
Based on the analysis of edible agro-products quality and safety incidents exposed by the media between 2012 and 2014, this paper describes the inner trends and regularity from six aspects, such as times, regions, types of edible agro-products, the ...
LI Xiangzhou(李祥洲)   +4 more
doaj   +1 more source

Purification and Composition Analysis of Non-Extractable Polyphenols in Blueberry(蓝莓不可萃取多酚的纯化及组分分析) [PDF]

open access: yesShipin kexue jishu xuebao, 2016
The extraction, separation and purification of non-extractable polyphenols (NEPP) in blueberries were studied and its components were analyzed using HPLC.The results showed that adsorption and desorption rates of HPD-100C were relatively high among seven
HAN Caijing(韩彩静)   +5 more
doaj   +1 more source

Current Situations and Development on Standards of Veterinary Drugs Maximum Residue Limits in Animal Products(畜禽产品兽药残留限量标准现状与发展方向) [PDF]

open access: yesShipin kexue jishu xuebao, 2017
In this review, standards for veterinary drug residue limits in animal products among Codex Alimentarius Commission, European, USA, Japan, and China are introduced.
TANG Xiaoyan(汤晓艳)   +3 more
doaj   +1 more source

基于近红外光谱技术的赣南茶油掺假快速鉴别Rapid identification of Gannan oil-tea camellia seed oil adulteration based on near infrared spectroscopy

open access: yesZhongguo youzhi, 2022
为了探索基于近红外光谱技术快速无损鉴别掺假油茶籽油的可行性,以赣南茶油为研究对象,通过掺入不同植物油如玉米油、花生油、菜籽油、葵花籽油和大豆油等制备掺假油茶籽油,应用近红外光谱技术采集其光谱特征信息,对比不同预处理方法和主成分数,并结合线性和非线性建模方法建立油茶籽油掺假鉴别模型,以识别准确率(纯油茶籽油样品和掺假油茶籽油样品被正确判别的比例)、灵敏度(纯油茶籽油样品被正确判别为纯油茶籽油的比例)、特异性(掺假油茶籽油样品被正确判别为掺假油茶籽油的比例)作为模型的评价指标,优选出最佳模型。结果表明 ...
沈乐丞,曾秀英,温志刚,张远聪,刘贤标,王玫,刘婷,范伟华,邹辉SHEN Lecheng, ZENG Xiuying, WEN Zhigang, ZHANG Yuancong, LIU Xianbiao, WANG Mei, LIU Ting, FAN Weihua, ZOU Hui
doaj   +1 more source

High Performance Liquid Chromatographic Determination of Thiocyanate in Milk(牛奶中硫氰酸盐高效液相色谱测定方法) [PDF]

open access: yesShipin kexue jishu xuebao, 2013
A high performance liquid chromatographic -HPLC- method was developed for determining thiocyanate in milk. HPLC analysis was performed on a Dionex IonPac AS19 -4mm×250mm- anionic chromatography column with DAD detector, 005mol/L Na2HPO4 solution ...
ZHAO Wen-rong(赵文荣)   +3 more
doaj   +1 more source

Determination of Organophosphorus Pesticide Residues in Fresh Tea Leaves(茶鲜叶中有机磷农药残留分析) [PDF]

open access: yesShipin kexue jishu xuebao, 2016
To investigate the pollution of organophosphorus pesticides in fresh tea leaves, a simple and rapid analytical method was established for simultaneous determination of seven organophosphorus pesticides (dichlorvos, dimethoate, chlorpyrifos, methyl ...
LIU Tengfei(刘腾飞)   +4 more
doaj   +1 more source

Effects of Different Intercropping Patterns on Tea-Planted Soil and Tea Nutritional Quality(不同间作模式对茶园土壤和茶叶营养品质的影响) [PDF]

open access: yesShipin kexue jishu xuebao, 2017
To explore the effects of different intercropping patterns on tea-planted soils and tea nutritional qualities, both the main chemical characters of soils and nutritional components in fresh tea leaves were detected, which were sampled from the fruit-tea ...
LIU Tengfei(刘腾飞)   +5 more
doaj   +1 more source

Effect of Drying Methods to Nutritional Compositions of Abalone(不同干燥方法对鲍鱼营养成分的影响) [PDF]

open access: yesShipin kexue jishu xuebao, 2018
In this work, sun drying, hot-air drying and microwave drying were used to study the effects of drying methods on nutrients of abalone. The results showed that the contents of polysaccharide and total sugar in sun dried abalone were significantly higher ...
ZHANG Sunxian(张孙现)
doaj   +1 more source

Distribution and Biological Characterization of Cronobacter spp. in Dry Aquatic Food Samples(海产干货中克罗诺杆菌污染分布调查及生物学特性研究) [PDF]

open access: yesShipin kexue jishu xuebao, 2018
Cronobacter spp. is a group of foodborne pathogens causing serious infections including neonatal meningitis, necrotizing enterocolitis and bacteremia with high fatality rate.
YAO Bangben(姚帮本)   +2 more
doaj   +1 more source

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