Simultaneous determination of caffeine, theophylline and theobromine in food samples by a kinetic spectrophotometric method

2013 ◽  
Vol 141 (4) ◽  
pp. 4087-4093 ◽  
Author(s):  
Zhenzhen Xia ◽  
Yongnian Ni ◽  
Serge Kokot
Keyword(s):  
Simultaneous Determination ◽  
Spectrophotometric Method ◽  
Food Samples ◽  
Kinetic Spectrophotometric

Determination of reducing sugars in foodstuff applying multivariate second-order calibration

2016 ◽  
Vol 8 (23) ◽  
pp. 4617-4631 ◽  
Author(s):  
Julia Aimo ◽  
Ezequiel Promancio ◽  
Patricia C. Damiani
Keyword(s):  
Alkaline Medium ◽  
Spectrophotometric Method ◽  
Reducing Sugars ◽  
Present Report ◽  
Food Samples ◽  
Second Order ◽  
Order Kinetic ◽  
Second Order Calibration ◽  
Kinetic Spectrophotometric

In the present report, a chemometrics-assisted second-order kinetic-spectrophotometric method has been developed for determining reducing sugars, glucose, fructose and lactose, in food samples, based on the reaction with hexacyanoferrate, HCF, at 70 °C in alkaline medium.

Chemometric-assisted kinetic–spectrophotometric method for simultaneous determination of ascorbic acid, uric acid, and dopamine

2011 ◽  
Vol 410 (2) ◽  
pp. 289-295 ◽  
Author(s):  
Masoud Rohani Moghadam ◽  
Shayessteh Dadfarnia ◽  
Ali Mohammad Haji Shabani ◽  
Parviz Shahbazikhah
Keyword(s):  
Ascorbic Acid ◽  
Uric Acid ◽  
Simultaneous Determination ◽  
Spectrophotometric Method ◽  
Kinetic Spectrophotometric
Sign in / Sign up

Export Citation Format

Share Document