Amperometric assessment of glucose electrode behaviour in mixed solvents and determination of glucose in dairy products

2011 ◽  
Vol 125 (4) ◽  
pp. 1335-1339 ◽  
Author(s):  
Antonela Ninčević Grassino ◽  
Stjepan Milardović ◽  
Zorana Grabarić ◽  
Božidar S. Grabarić
2013 ◽  
Vol 31 (9) ◽  
pp. 875 ◽  
Author(s):  
Xiaozhen CHEN ◽  
Wanqin CHEN ◽  
Jin WANG ◽  
Liying HUANG ◽  
Donglei ZHANG

2003 ◽  
Vol 66 (8) ◽  
pp. 1439-1443 ◽  
Author(s):  
JEONG-HUN KANG ◽  
FUSAO KONDO

This study was conducted to develop a selective and sensitive method for the determination of bisphenol A (BPA) levels in milk and dairy products. A method based on solvent extraction with acetonitrile and solid-phase extraction (SPE) was developed for the analysis of BPA in milk, yogurt, cream, butter, pudding, condensed milk, and flavored milk, and a method using two SPE cartridges (OASIS HLB and Florisil cartridge) for skim milk was also developed. The developed methods showed good recovery levels (77 to 102%) together with low detection limits (1 μg/liter for milk, yogurt, pudding, condensed milk, flavored milk, and skim milk and 3 μg/liter for cream and butter). These methods are simple, sensitive, and suitable for the analysis of BPA in milk and dairy products. When 40 milk and dairy products were analyzed by the proposed methods, BPA was not identified in noncanned products, but its levels ranged from 21 to 43 μg/kg in canned products, levels that were 60- to 140-fold lower than the migration limits in the European Union and Japan.


2016 ◽  
Vol 2 (3) ◽  
pp. 27-31 ◽  
Author(s):  
Nooshin Sohrabi ◽  
Hany Gharahkoli ◽  
◽  

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