Fast, sensitive and selective simultaneous determination of paraquat and glyphosate herbicides in water samples using a compact electrochemical sensor

Author:

Thimoonnee Suphatsorn1,Somnet Kanpitcha1,Ngaosri Pattanun1,Chairam Sanoe1,Karuwan Chanpen2,Kamsong Wichayaporn2,Tuantranont Adisorn2,Amatatongchai Maliwan1ORCID

Affiliation:

1. Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Ubon Ratchathani University, Ubon Ratchathani 34190, Thailand

2. Graphene Sensor Laboratory (GPL), Graphene and Printed Electronics for Dual-Use Applications Research Division (GPERD), National Security and Dual-Use Technology Center (NSD), National Science and Technology Development Agency (NSTDA), Pathum Thani 12120, Thailand

Abstract

We report a new ready-to-use sensor for simultaneous determination of paraquat (PQ) and glyphosate (GLY) based on a graphite screen-printed electrode modified with a dual-molecularly imprinted polymer coated on a mesoporous silica-platinum core.

Funder

National Electronics and Computer Technology Center

National Science and Technology Development Agency

Thailand Graduate Institute of Science and Technology

Center of Excellence for Innovation in Chemistry

Publisher

Royal Society of Chemistry (RSC)

Subject

General Engineering,General Chemical Engineering,Analytical Chemistry

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