Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Effects of EDTA on End-Point Detection Methods01:18

Effects of EDTA on End-Point Detection Methods

819
Different methods, such as visual observance of metal-ion indicators, spectroscopic techniques, and potentiometric methods, can determine the endpoint of an EDTA titration.
In the visual method, metal-ion indicators (metallochromic dyes), which have distinct colors in their free and complex forms, are added to the mixture to signal the titration's end point. They form stable complexes with metal ions, but these complexes are weaker than the corresponding metal–EDTA complexes. As a...
819
Precipitation and Co-precipitation01:17

Precipitation and Co-precipitation

4.8K
Precipitation and coprecipitation methods can be used to separate a mixture of ions in a solution. In qualitative inorganic analysis, ions that form sparingly soluble precipitates with the same reagent are separated based on the differences in solubility products. For example, consider the separation of Cu(II) and Fe(II) ions by precipitation as insoluble sulfides. First, copper(II) sulfide is precipitated by the addition of acidic H2S, where the dissociation of H2S is suppressed. Adding H2S...
4.8K
Atomic Absorption Spectroscopy: Lab01:21

Atomic Absorption Spectroscopy: Lab

1.3K
For AAS measurements, samples must be introduced as clear solutions, often requiring extensive preliminary treatment to dissolve materials like soils, animal tissues, and minerals. Common methods for sample preparation include treatment with hot mineral acids, wet ashing, combustion in closed containers, high-temperature ashing, or fusion with reagents.
 Solutions containing organic solvents, such as low-molecular-mass alcohols, esters, or ketones, enhance absorbances by increasing...
1.3K
Atomic Emission Spectroscopy: Overview01:20

Atomic Emission Spectroscopy: Overview

3.0K
Atomic emission spectroscopy (AES) is an analytical technique used to determine the elemental composition of a sample by analyzing the light emitted from excited atoms. In AES, atoms in a sample are excited to higher energy levels by thermal energy from high-temperature sources, such as plasma, arcs, or sparks. When these excited atoms return to lower energy states, they emit light at specific wavelengths characteristic of each element. The resulting atomic emission spectrum, which consists of...
3.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Competitive inhibition underlies Cr(III) toxicity to soil arylsulfatase: Kinetic transitions during aging and molecular validation of detoxification mechanisms.

Environmental pollution (Barking, Essex : 1987)·2026
Same author

Weathering of scorodite by root exudates: Arsenic dissolution and solid-phase speciation.

Journal of hazardous materials·2026
Same author

Dual-function oral nanotherapeutic mitigates sepsis-like multi-organ failure by targeting inflammatory and fibrotic pathways.

Bioactive materials·2026
Same author

Microplastic fibers and leachates from cigarette butts: environmental impacts, toxicological concerns, and circular economy-driven solutions.

Environmental research·2026
Same author

Naringenin-functionalized polyester nanoparticles improve oral urolithin A delivery and protect against cisplatin-induced kidney injury via heme oxygenase-1 activation and mitochondrial quality control.

The Journal of pharmacology and experimental therapeutics·2026
Same author

Dual-Ligand Targeted Nanoparticles Enhance In Vitro Delivery and Efficacy of Investigational Drug Candidate GAT211.

ACS applied bio materials·2025
Same journal

Water-specific toxicity factor and index for heavy metal risk assessment: application to urban lakes in Chennai, India.

Environmental geochemistry and health·2026
Same journal

Pollution characteristics, sources and health risk of potentially toxic elements in urban road dust from different functional areas in Hefei, China.

Environmental geochemistry and health·2026
Same journal

Quantification and characterization of soil organic carbon with different environmental gradients for the high altitude wetlands of Indian Himalaya.

Environmental geochemistry and health·2026
Same journal

Improving strontium (Sr) phytoremediation efficiency in Sorghum bicolor × sudanense through nitrogen management and a microbial combination.

Environmental geochemistry and health·2026
Same journal

Arsenic entomotoxicology.

Environmental geochemistry and health·2026
Same journal

Baseline and fractionation of rare earth elements in hair of urban residents in Nanning, South China.

Environmental geochemistry and health·2026
See all related articles

Related Experiment Video

Updated: May 3, 2026

Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils
09:16

Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils

Published on: November 25, 2016

18.8K

Arsenic testing field kits: some considerations and recommendations.

Meenakshi Arora1, Mallavarapu Megharaj, Ravi Naidu

  • 1Department of Natural Resources, India Habitat Centre, TERI University, New Delhi, India. mpahwa2000@yahoo.com

Environmental Geochemistry and Health
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Field test kits for arsenic (As) in water are common but have limitations. This review examines their analytical processes and identifies research gaps to improve accuracy and reliability for safe water testing.

More Related Videos

Determination of Inorganic Arsenic in a Wide Range of Food Matrices using Hydride Generation - Atomic Absorption Spectrometry.
08:21

Determination of Inorganic Arsenic in a Wide Range of Food Matrices using Hydride Generation - Atomic Absorption Spectrometry.

Published on: September 1, 2017

17.3K
TD-DFT Guided Advanced E-Eye Sensing Technique for On-site Quantification of Fe, Cr, F, and As in the Environmental, Biological, and Food Samples
09:51

TD-DFT Guided Advanced E-Eye Sensing Technique for On-site Quantification of Fe, Cr, F, and As in the Environmental, Biological, and Food Samples

Published on: September 19, 2025

651

Related Experiment Videos

Last Updated: May 3, 2026

Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils
09:16

Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils

Published on: November 25, 2016

18.8K
Determination of Inorganic Arsenic in a Wide Range of Food Matrices using Hydride Generation - Atomic Absorption Spectrometry.
08:21

Determination of Inorganic Arsenic in a Wide Range of Food Matrices using Hydride Generation - Atomic Absorption Spectrometry.

Published on: September 1, 2017

17.3K
TD-DFT Guided Advanced E-Eye Sensing Technique for On-site Quantification of Fe, Cr, F, and As in the Environmental, Biological, and Food Samples
09:51

TD-DFT Guided Advanced E-Eye Sensing Technique for On-site Quantification of Fe, Cr, F, and As in the Environmental, Biological, and Food Samples

Published on: September 19, 2025

651

Area of Science:

  • Environmental Science
  • Analytical Chemistry

Background:

  • Field test kits are widely used globally to detect arsenic (As) in water sources.
  • These kits are crucial for determining water safety in regions like Bangladesh and West Bengal.

Purpose of the Study:

  • To review the analytical processes of common arsenic field test kits.
  • To identify shortcomings and research gaps for improving kit accuracy and reliability.

Main Methods:

  • Step-wise review of analytical procedures in commercially available arsenic field test kits.
  • Analysis of colorimetric reactions and measurement techniques.

Main Results:

  • Common kits rely on arsine gas reactions forming colored complexes.
  • Visual or electronic comparison with color charts is used for quantification.
  • Each kit's analytical process has associated limitations and potential inaccuracies.

Conclusions:

  • Existing arsenic field test kits have inherent shortcomings affecting accuracy.
  • Further research is needed to enhance the reliability of field-based water arsenic testing.
  • Addressing identified research gaps will improve water safety assessments.