On‐Line Solid Phase Extraction and Determination of Copper in Food Samples Using Polyurethane Foam Loaded with Me‐BTANC

2005 ◽  
Vol 38 (4) ◽  
pp. 683-696 ◽  
Author(s):  
Valfredo Azevedo Lemos ◽  
Adriana Alves de Jesus ◽  
Ednilton Moreira Gama ◽  
Graciete Teixeira David ◽  
Regina Terumi Yamaki
Keyword(s):  
Solid Phase Extraction ◽  
Polyurethane Foam ◽  
Solid Phase ◽  
Food Samples ◽  
Phase Extraction ◽  
On Line ◽  
Determination Of Copper

Metal–organic framework based micro solid phase extraction coupled with supramolecular solvent microextraction to determine copper in water and food samples

2018 ◽  
Vol 42 (8) ◽  
pp. 5806-5813 ◽  
Author(s):  
Rohullah Kashanaki ◽  
Homeira Ebrahimzadeh ◽  
Morteza Moradi
Keyword(s):  
Solid Phase Extraction ◽  
Solid Phase ◽  
Metal Organic Framework ◽  
Food Samples ◽  
Phase Extraction ◽  
Real Samples ◽  
Supramolecular Solvent ◽  
Metal Organic ◽  
Determination Of Copper

D-μ-SPE-SUPRAS-ME followed by GFAAS was successfully used for preconcentration and determination of copper in real samples.

An on-line solid phase extraction system using polyurethane foam for the spectrophotometric determination of nickel in silicates and alloys

1999 ◽  
Vol 378 (1-3) ◽  
pp. 287-292 ◽  
Author(s):  
Sérgio Luis Costa Ferreira ◽  
Djane Santiago de Jesus ◽  
Ricardo Jorgensen Cassella ◽  
Antonio Celso Spinola Costa ◽  
Marcelo Souza de Carvalho ◽  
...  
Keyword(s):  
Solid Phase Extraction ◽  
Polyurethane Foam ◽  
Spectrophotometric Determination ◽  
Solid Phase ◽  
Extraction System ◽  
Phase Extraction ◽  
Determination Of Nickel ◽  
On Line
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