Adsorptive Removal of Fluoride onto Different Waste Materials: Orange Juice Residue, Waste Seaweed, and Spent Cation-Exchange Resin

Author(s):  
Katsutoshi Inoue ◽  
Hari Paudyal ◽  
Hidetaka Kawakita ◽  
Keisuke Ohto
2017 ◽  
Vol 36 ◽  
pp. 8-16
Author(s):  
Hari Paudyal ◽  
Katsutoshi Inoue ◽  
Keisuke Ohto ◽  
Hidetaka Kawakita

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2020 ◽  
Vol 27 (20) ◽  
pp. 24760-24771 ◽  
Author(s):  
Jong-Won Choi ◽  
John Kwame Bediako ◽  
Yufeng Zhao ◽  
Shuo Lin ◽  
Amit Kumar Sarkar ◽  
...  

1969 ◽  
Vol 52 (5) ◽  
pp. 1044-1047 ◽  
Author(s):  
D E Coffin

Abstract Phenolic amines tyramine, octopamine, synephrine, β-methoxyoctopamine, and β-methoxysynephrine are isolated on a cation exchange resin and quantitatively determined by GLC of their trifluoroacetyl derivatives. Recoveries of 80–85% for tyramine and 90–100% for the four other phenolic amines were obtained for standards and for standards added to orange or apple juices. Phenolic amines were not detected in commercial apple juices. Synephrine was found in all commercial orange juice samples at levels of 12.5 to 23.4 mg/L juice. Another component, apparently a phenolic amine, was found in all orange juices examined.


1969 ◽  
Vol 52 (5) ◽  
pp. 1044-1047
Author(s):  
D E Coffin

Abstract Phenolic amines tyramine, octopamine, synephrine, β-methoxyoctopamine, and β-methoxysynephrine are isolated on a cation exchange resin and quantitatively determined by GLC of their trifluoroacetyl derivatives. Recoveries of 80–85% for tyramine and 90–100% for the four other phenolic amines were obtained for standards and for standards added to orange or apple juices. Phenolic amines were not detected in commercial apple juices. Synephrine was found in all commercial orange juice samples at levels of 12.5 to 23.4 mg/L juice. Another component, apparently a phenolic amine, was found in all orange juices examined.


2002 ◽  
Vol 92 (2) ◽  
pp. 185-198 ◽  
Author(s):  
S. Rengaraj ◽  
Kyeong-Ho Yeon ◽  
So-Young Kang ◽  
Jong-Un Lee ◽  
Kyung-Woong Kim ◽  
...  

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