Sensitive and selective colorimetric nitrite ion assay using silver ...

Nitrite ions (NO2−), as one of the important inorganic anions, exhibit considerable effects towards the environment and human health.

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized ...

Sensitive and selective colorimetric nitrite ion assay using silver ...

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized with. PABA ...

[PDF] Sensitive and selective colorimetric nitrite ion assay using ...

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized with PABA.

Sensitive and selective colorimetric nitrite ions assay using silver ...

Herein, we have successfully fabricated silver nanoparticle (AgNPs) by 4-amino-5-hydroxynaphthalene-2, 7-disulphonic acid monosodium salt (AHNDMS) and ...

Sensitive and selective colorimetric nitrite ion assay using silver ...

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized with PABA.

Sensitive and selective colorimetric nitrite ion assay using silver ...

Request PDF | On Nov 6, 2019, Mohammed Hassan Ibrahim published Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily ...

Sensitive and selective colorimetric sensor detection of Sn (II)

The addition of Sn2+ ions will change the color of the medium because curcumin (Cur) interacts with Sn2+, causing a decrease in free Cur, silver nanoparticles ( ...

Sensitive and selective colorimetric nitrite ion assay using silver ...

A key finding of the study is the observable color change in the AgNPs solution when nitrite ions are present. The initial brownish-yellow hue transitions to a ...

Sensitive and selective colorimetric nitrite ion assay using silver ...

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized with PABA.

Sensitive and selective colorimetric detection of Pb 2+ by silver ...

In this work, we propose a simple and cost effective colorimetric method for the detection of Pb 2+ using silver nanoparticles (AgNPs) prepared from the leaf ...

Efficient Reaction Based Colorimetric Probe for Sensitive Detection ...

This probe selectively recognizes the nitrite ions through a distinct visual color change from bright blue to intense green with a sensitivity of 20 ppb.

Highly sensitive colorimetric determination of nitrite based on the ...

Highly sensitive colorimetric determination of nitrite based on the selective etching of concave gold nanocubes ... Authors: Su-Jin Yoon; Yun-Sik Nam; Ji Young ...

Highly Sensitive and Selective Colorimetric Sensing of Hg 2+ Based ...

A simple colorimetric approach for mercury ion (Hg 2+ ) sensing was developed that was based on the Hg 2+ -induced deprotection and morphology transition.

Selective Colorimetric Detection of Nitrite in Water using Chitosan ...

Therefore, nitrite ion concentrations can be quantitatively detected using AuNPs-rGO sensor with UV-vis spectroscopy and estimated with the ...

Selective Colorimetric Detection of Nitrite in Water using Chitosan ...

A nitrite detection system based on the synthesis of gold nanoparticles on reduced graphene oxide (rGO) using an aqueous solution of chitosan and succinic ...

Sensitive and selective ... - 西北师范大学机构知识库(CSpace)

Sensitive and selective colorimetric nitrite ion assay using silver nanoparticles easily synthesized and stabilized by AHNDMS and functionalized with PABA.

Colorimetric Sensors of Hg2+ Ion Based on Functionalized Gold and ...

Amino acid-modified gold nanoparticles are found to be highly sensitive in the detection of mercury ions. Lysine promoted Hg2+ detection [54] using AuNPs are ...

Highly Sensitive and Selective Colorimetric Sensor of Mercury (II ...

A new colorimetric sensor based on gold/silver bimetallic nanoparticles (Au–Ag BNPs) for the sensitive and selective detection of mercury (II) was developed.

Simple and rapid colorimetric sensing of Ni(II) ions in tap water ...

This study reports for the first time the development of a simple colorimetric assay for the detection of Ni 2+ in aqueous solution using citrate-stabilized ...