Colorimetric detection of Cr(vi) using silver nanoparticles functionalized with PVP-Reference-Cited by-同舟云学术

Colorimetric detection of Cr(vi) using silver nanoparticles functionalized with PVP

Published:2019 Issue:45 Volume:11 Page:5819-5825
ISSN:1759-9660
Container-title:Analytical Methods
language:en
Short-container-title:Anal. Methods

Author:

He Shunzhen¹²³⁴,Lin Xi¹²³⁴⁵,Liang Hao¹²³⁴⁵,Xiao Fubing¹²³⁴⁵,Li Feifei¹²³⁴⁵,Liu Can¹²³⁴⁵,Fan Pengfei¹²³⁴⁵,Yang Shengyuan¹²³⁴⁵^ORCID,Liu Yong⁶³⁴⁷³

Affiliation:

1. College of Public Health

2. University of South China

3. Hengyang 421001

4. People's Republic of China

5. Key Laboratory of Hengyang for Health Hazard Factors Inspection and Quarantine

6. Hunan Province Engineering Research Center of Radioactive Control Technology in Uranium Mining and Metallurgy

7. Hunan Province Engineering Technology Research Center of Uranium Tailings Treatment

Abstract

In pH 5.5 PBS buffer, PVP selectively coordinated with Cr(vi), causing PVP-AgNPs aggregation, the solution color changed from bright yellow to orange, and the characteristic absorption peak of PVP–AgNPs at 390 nm lowered, a new peak at 530 nm appeared.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Hunan Province

Publisher

Royal Society of Chemistry (RSC)

Subject

General Engineering,General Chemical Engineering,Analytical Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2019/AY/C9AY02010A

Reference39 articles.

1. Multi-wavelength spectrophotometric determination of Cr(VI) in water with ABTS

2. Cr(III)/Cr(VI) speciation determination of chromium in water samples by luminescence quenching of quercetin