Results 1 to 10 of about 61,733 (199)

Determination of 9 Organotins in Food Contact Materials(食品接触材料中9种有机锡的检测) [PDF]

open access: yesShipin kexue jishu xuebao, 2021
An analytical method for simultaneous determination of organotins in food contact materials with different uses by gas chromatography-mass spectrometry was established.
QIAN Chong(钱冲)   +6 more
doaj   +1 more source

Study on Critical Technology of Compound Fruit and Vegetable Chicken Jerky with Oats(复合果蔬燕麦鸡肉脯关键工艺研究) [PDF]

open access: yesShipin kexue jishu xuebao, 2013
Pretreatment of raw materials was improved on the basis of the traditional chicken jerky production process. Fruits, vegetables, and oats were added to the chicken jerky and the optimal amount of fruits, vegetables, and oats was studied.
YANG Fang(杨 芳)   +5 more
doaj   +1 more source

Research on Identification of Pseudomonas aeruginosa and Serratia marcescens in Strawberry by MALDI-TOF MS(MALDI-TOF MS对草莓中铜绿假单胞菌和黏质沙雷氏菌的检测) [PDF]

open access: yesShipin kexue jishu xuebao, 2018
To evaluate the value of MALDI-TOF MS for the risk monitoring of microorganism in strawberry and determine the hazards identification microorganism and their characteristics. Pseudomonas aeruginosa and Serratia marcescens were isolated from 50 strawberry
WEI Chao(魏超)   +3 more
doaj   +1 more source

Effect of Aflatoxin B1 Removal by Ultra High Pressure-Assisted Enzyme Treatment on Quality of Rice Bran Polypeptides(超高压辅助酶法脱除黄曲霉毒素B1工艺对米糠多肽品质的影响) [PDF]

open access: yesShipin kexue jishu xuebao, 2019
Based on the optimized process for aflatoxin B1(AFB1)removal through the ultra high pressure-assisted enzyme treatment, the quality of rice bran polypeptides has been evaluated.
LIN Yiyun(林奕云)   +5 more
doaj   +1 more source

Study on Antibacterial Effect of Natural Complex Preservatives in Instant Noodle Sauce(天然复合防腐剂在方便面料包中抑菌效果的应用) [PDF]

open access: yesShipin kexue jishu xuebao, 2014
The present study investigated the microbial inhibiting effect of natural complex preservatives in instant noodles sauce. Through the single factor experiment, two natural preservatives with the antibacterial effect in curry-flavor sauce were identified ...
LIU Qi(刘 齐)   +5 more
doaj   +1 more source

Comparison of Three Extraction Methods about Polysaccharides of Chestnut Shell(3种方法对板栗壳多糖提取的比较) [PDF]

open access: yesShipin kexue jishu xuebao, 2013
This study investigated the optimal extraction conditions of chestnut shells' polysaccharides by utilizing three different methods, ultrasonic extraction,water extraction, and alkali extraction.
LIU Qi(刘 齐)   +4 more
doaj   +1 more source

Fast Determination of Calcium in Soybean Milk and Its Material by Flame Atomic Absorption Spectrometry(火焰原子吸收光谱法快速测定豆浆及其原料中的钙) [PDF]

open access: yesShipin kexue jishu xuebao, 2013
The calcium concentrations in soybean milk and its material were determined by flame atomic absorption spectrometry(FAAS). The optimal dilution ratio of soybean milk and the amount of digestion acid were discussed by single-factor experiments.
ZHANG Cong-lan(张丛兰)   +6 more
doaj   +1 more source

South as a Sight ‘南方’, from a branch to a necessity to World Literature

open access: yesJournal of Research in Social Science and Humanities, 2023
In the discussion and debates on the world literature system, methodologies and methods is a topic that is valued. Moretti and Apter have prominent different opinions on the adoption of digital or abstract data outside texts and contexts. The way Moretti views the world literature system is highly based on historiography and studies of the Annual ...
openaire   +1 more source

Study on aroma components of osmanthus by absorption wire gas chromatography / mass spectrometry(吸附丝色谱-质谱法用于桂花香气研究)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2001
用活性炭吸附丝累积采集桂花活花的香气成分,通过热解脱附直接导入色谱/质谱仪进行定性定量分析,鉴定出β-芳樟醇、氧化芳樟醇、β-顺-罗勒烯等41种化合物.本方法可用于鲜花香气成分的活体分析.
FENGJan-yue(冯建跃)   +3 more
doaj   +1 more source

Fabrication of pneumatic micropump on glass-PDMS microfluidic chip and its application to chemiluminescence detection(一种基于玻璃-PDMS微流控芯片上气动微泵的研制及其在化学发光分析中的应用研究)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2007
利用AZ4620光胶制备通道横截面为圆弧形的阳模,采用玻璃与PDMS材料的永久性封合技术,研制了一种玻璃-PDMS复合芯片微流控蠕动型气动微泵,实现单一微泵对多路液流的驱动.实验将该微泵系统应用于K3 [Fe(CN)4]的化学发光检测,对4×10-5 mol/L K3[Fe(CN)6]测定的重现性为0.9%(RSD,n = 7),线性范围6× 10-6~6×10-5 mol/L,线性相关系数R2=0.999 0,检出限为8×10-7 mol/L.
ZHANGLing(张玲)   +3 more
doaj   +1 more source

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