Synthesis of new benzothiazole Schiff base as selective and sensitive colorimetric sensor for arsenic on-site detection at ppb level

2017 ◽  
Vol 9 (11) ◽  
pp. 1779-1785 ◽  
Author(s):  
Kalpana Chauhan ◽  
Prem Singh ◽  
Bhawana Kumari ◽  
Rakesh Kumar Singhal

A new colorimetric sensor based on benzothiazole Schiff base has been proposed for the rapid detection of As3+/As5+.

RSC Advances ◽  
2016 ◽  
Vol 6 (110) ◽  
pp. 108717-108725 ◽  
Author(s):  
Anupam Ghorai ◽  
Santosh S. Thakur ◽  
Goutam K. Patra

A fluorescent-colorimetric chemosensor L, for rapid detection of bifluoride ion has been developed based on a simple bis-Schiff base.


2014 ◽  
Vol 43 (18) ◽  
pp. 6650-6659 ◽  
Author(s):  
Seul Ah Lee ◽  
Ga Rim You ◽  
Ye Won Choi ◽  
Hyun Yong Jo ◽  
Ah Ram Kim ◽  
...  

A new multifunctional Schiff-base receptor 1 which exhibits an excellent cell-permeable fluorescence for Al3+ and a color change for CN− in aqueous media has been prepared.


2013 ◽  
Vol 41 (1) ◽  
pp. 391-400 ◽  
Author(s):  
Nilkanth M. Mattiwala ◽  
Raj Kamal ◽  
Suban K. Sahoo

2018 ◽  
Vol 10 (9) ◽  
pp. 1063-1073 ◽  
Author(s):  
Anupam Ghorai ◽  
Jahangir Mondal ◽  
Amit Kumar Manna ◽  
Shubhamoy Chowdhury ◽  
Goutam K. Patra

A simple, low-cost pyrene derivative containing a benzilmonohydrazone moiety has been exploited for the selective detection of Cu2+ by colorimetric, absorption, emission and bio-imaging methods. The sensitivity of the fluorescence based assay is 7.8 nM for Cu2+, which is far below the limit mentioned in the World Health Organization.


RSC Advances ◽  
2015 ◽  
Vol 5 (26) ◽  
pp. 20595-20602 ◽  
Author(s):  
Genhua Wu ◽  
Chen Dong ◽  
Yonglong Li ◽  
Zhuqing Wang ◽  
Yuexia Gao ◽  
...  

The AgNPs-based colorimetric sensor at pH 1.9 or 12.0 can respectively be used for rapid detection of Cu2+ or Mn2+.


Author(s):  
Dong-Fang Wang ◽  
Ying-Chang Ke ◽  
Hong-Xu Guo ◽  
Jianhua Chen ◽  
Wen Weng

2015 ◽  
Vol 215 ◽  
pp. 188-195 ◽  
Author(s):  
Ga Rim You ◽  
Gyeong Jin Park ◽  
Seul Ah Lee ◽  
Ka Young Ryu ◽  
Cheal Kim

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