scholarly journals A new green method for indirect determination of ferric ions in biological samples using Ascorbic acid as reducing agent via the development of CFIA system

2021 ◽  
Vol 1999 (1) ◽  
pp. 012145
Author(s):  
Bushra B. Qassim ◽  
Luma L. Hamed
Keyword(s):  
Ascorbic Acid ◽  
Biological Samples ◽  
Reducing Agent ◽  
Ferric Ions ◽  
Green Method ◽  
Indirect Determination

Gold nanoparticles as a colorimetric probe for the determination of N-acetyl-l-cysteine in biological samples and pharmaceutical formulations

2015 ◽  
Vol 7 (4) ◽  
pp. 1478-1483 ◽  
Author(s):  
Saadat Rastegarzadeh ◽  
Fatemeh Hashemi
Keyword(s):  
Gold Nanoparticles ◽  
Ascorbic Acid ◽  
Biological Samples ◽  
Pharmaceutical Formulations ◽  
Reducing Agent ◽  
Spectrophotometric Detection ◽  
Colorimetric Probe

In this study, gold nanoparticles (AuNPs) have been synthesised using ascorbic acid as a reducing agent and employed in the design of an in situ colorimetric probe for the spectrophotometric detection of N-acetyl-l-cysteine (NAC).

scholarly journals Dual-emission ratio fluorescence for selective and sensitive detection of ferric ions and ascorbic acid based on one-pot synthesis of glutathione protected gold nanoclusters

RSC Advances ◽  
2021 ◽  
Vol 11 (28) ◽  
pp. 17283-17290
Author(s):  
Shuai Zhang ◽  
Cong Zhang ◽  
Xiaodong Shao ◽  
Rentian Guan ◽  
Yingying Hu ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Gold Nanoclusters ◽  
Sensitive Detection ◽  
Dual Fluorescence ◽  
Ferric Ions ◽  
Fluorometric Method ◽  
One Pot ◽  
Dual Emission ◽  
One Pot Synthesis

A fluorometric method was proposed for the determination of Fe3+ and ascorbic acid (AA) based on blue and red dual fluorescence emissions of glutathione (GSH) stabilized-gold nanoclusters (AuNCs).

Indirect determination of ascorbic acid by solid-phase spectrophotometry

1998 ◽  
Vol 360 (1-3) ◽  
pp. 143-152 ◽  
Author(s):  
P Ortega Barrales ◽  
M.L Fernández de Córdova ◽  
A Molina Dı́az
Keyword(s):  
Ascorbic Acid ◽  
Solid Phase ◽  
Indirect Determination ◽  
Solid Phase Spectrophotometry
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