Automated syringe-pump-based flow-batch analysis for spectrophotometric determination of trace hexavalent chromium in water samples

2019 ◽  
Vol 145 ◽  
pp. 1135-1142 ◽  
Author(s):  
Xiangyu Zhu ◽  
Yao Deng ◽  
Peicong Li ◽  
Dongxing Yuan ◽  
Jian Ma
Keyword(s):  
Hexavalent Chromium ◽  
Spectrophotometric Determination ◽  
Water Samples ◽  
Syringe Pump ◽  
Batch Analysis

Field analysis Cr(VI) in water samples by a smartphone-based ultralong absorption path reflection colorimetric device

2021 ◽  
Author(s):  
Xiaolan Chen ◽  
Cheng Ma ◽  
Qi Kang ◽  
Yu-Qin Chen ◽  
Dazhong Shen
Keyword(s):  
Hexavalent Chromium ◽  
Water Samples ◽  
Environmental Samples ◽  
Field Analysis ◽  
Absorption Path

Hexavalent chromium is highly toxic and regarded as one of the main pollutants in environmental samples. Sophisticated laboratory instruments are commercially available for in-field determination of chromium. It is highly...

Optimization of an analytical method for the spectrophotometric determination of copper in tea and water samples after ultrasonic assisted cloud point extraction using a benzothiazole fluorescein derivative complexing agent

RSC Advances ◽  
2015 ◽  
Vol 5 (80) ◽  
pp. 65321-65327 ◽  
Author(s):  
Chunlei Fan ◽  
Shengxu Luo ◽  
Rong Liu
Keyword(s):  
Cloud Point ◽  
Spectrophotometric Determination ◽  
Water Samples ◽  
Analytical Method ◽  
Cloud Point Extraction ◽  
Complexing Agent ◽  
Ultrasonic Assisted ◽  
Determination Of Copper

BTF is exists with spirolactone species with adding Cu2+, which leads to the absorbance intensity is decreased gradually and the decrease of the absorbance value is linear for Cu2+.

Sign in / Sign up

Export Citation Format

Share Document