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

Factors Affecting Solubility04:01

Factors Affecting Solubility

32.2K
Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Chȃtelier’s principle. Consider the dissolution of silver iodide:
32.2K
Masking and Demasking Agents01:19

Masking and Demasking Agents

4.1K
EDTA titrations may necessitate masking and demasking agents to temporarily protect a particular metal ion in a mixture from the EDTA reaction. These agents facilitate the sequential analysis of the metal ions by forming stable complexes with some—but not all—metal ions during certain steps.
There are many masking agents, such as cyanide, fluoride, triethanolamine, thiourea, and 2,3-bis(sulfanyl)propan-1-ol (formerly 2,3-dimercapto-1-propanol), with the masking agent chosen based on...
4.1K
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
Extraction: Advanced Methods00:56

Extraction: Advanced Methods

1.3K
Metal ions can be separated from one another by complexation with organic ligands–the chelating agent– to form uncharged chelates. Here, the chelating agent must contain hydrophobic groups and behave as a weak acid, losing a proton to bind with the metal. Since most organic ligands used in this process are insoluble or undergo oxidation in the aqueous phase, the chelating agent is initially added to the organic phase and extracted into the aqueous phase. The metal-ligand complex is...
1.3K
Gravimetry: Inorganic And Organic Precipitating Agents00:49

Gravimetry: Inorganic And Organic Precipitating Agents

5.9K
In gravimetry, the precipitant is chosen carefully to obtain a pure solid that can be easily filtered. Common inorganic precipitants can be used to determine several cations and anions. In some cases, the formation of the same precipitate can be used to determine the cation and the anion. For example, the reaction of barium and chromate ions to give barium chromate is used to determine both barium and chromate. However, precipitates such as hydroxides, oxalates, and metal ammonium phosphates...
5.9K
Microbial Leaching01:27

Microbial Leaching

227
Microbial leaching, also known as bioleaching, is an environmentally favorable method for extracting metals from low-grade ores using specific microorganisms. This biotechnological approach is particularly valuable for mining operations targeting copper, gold, and uranium, where traditional extraction methods may be economically or environmentally impractical.Copper Leaching and Microbial CatalysisIn copper bioleaching, crushed ore is arranged into heaps and irrigated with a dilute sulfuric...
227

You might also read

Related Articles

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

Sort by
Same author

An interpretable XGboost algorithm for predicting 30-day mortality in acute pancreatitis using routine biomarkers.

BMC medical research methodology·2026
Same author

Efficacy and safety of baloxavir marboxil vs. oseltamivir in Chinese outpatients with influenza B: an IPTW-adjusted real-world cohort study.

Naunyn-Schmiedeberg's archives of pharmacology·2026
Same author

Fundamental advances in the flotation separation of sphalerite and pyrite: Mechanisms, surface chemistry, reagents, and emerging low-alkalinity strategies.

Advances in colloid and interface science·2026
Same author

Single-Material Magnetoelectric Coupling in Transition Metal-Doped Hafnia-Based Ferroelectric Thin Films.

Nano letters·2026
Same author

Temporal trends in cross-country inequalities of Burkitt lymphoma burden in children under 10 years of age from 1990 to 2021.

Medicine·2026
Same author

LSTM-based prediction and early warning of nitrogen removal in a partial denitrification-anammox bioreactor for municipal wastewater.

Journal of environmental management·2026

Related Experiment Video

Updated: May 2, 2026

Sulfate Separation by Selective Crystallization with a Bis-iminoguanidinium Ligand
08:01

Sulfate Separation by Selective Crystallization with a Bis-iminoguanidinium Ligand

Published on: September 8, 2016

8.4K

Sodium Trithiocarbonate as a Promising Sulfidizing Agent for Efficient and Green Recovery of Azurite: Flotation

Shuai Ning1, Bin Pei1, Jialei Li1

  • 1Faculty of Land Resources Engineering, Kunming University of Science and Technology, Kunming 650093, China.

Langmuir : the ACS Journal of Surfaces and Colloids
|January 17, 2025
PubMed
Summary
This summary is machine-generated.

Sodium trithiocarbonate (Na2CS3) offers superior azurite flotation compared to traditional agents. This green sulfidizing agent enhances recovery by forming a protective sulfur-rich layer on ore surfaces.

More Related Videos

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent
11:14

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent

Published on: February 21, 2017

12.3K
Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework
12:30

Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework

Published on: April 9, 2018

9.0K

Related Experiment Videos

Last Updated: May 2, 2026

Sulfate Separation by Selective Crystallization with a Bis-iminoguanidinium Ligand
08:01

Sulfate Separation by Selective Crystallization with a Bis-iminoguanidinium Ligand

Published on: September 8, 2016

8.4K
Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent
11:14

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent

Published on: February 21, 2017

12.3K
Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework
12:30

Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework

Published on: April 9, 2018

9.0K

Area of Science:

  • Mineral Processing
  • Surface Chemistry
  • Green Chemistry

Background:

  • Traditional sulfidization-xanthate flotation for azurite shows environmental concerns and suboptimal performance.
  • Existing methods require high reagent dosages and yield unsatisfactory flotation indices.

Purpose of the Study:

  • Evaluate sodium trithiocarbonate (Na2CS3) as an eco-friendly sulfidizing agent for azurite flotation.
  • Compare the efficacy and activation performance of Na2CS3 against sodium sulfide.

Main Methods:

  • Flotation tests were conducted using Na2CS3 and sodium sulfide.
  • Surface characterization involved contact angle measurements, field emission scanning electron microscopy (FESEM), X-ray photoelectron spectroscopy (XPS), and time-of-flight secondary ion mass spectrometry (ToF-SIMS).

Main Results:

  • Na2CS3 demonstrated comparable efficacy to sodium sulfide but significantly superior activation performance.
  • At a lower dosage, Na2CS3 achieved approximately 20% higher flotation recovery than sodium sulfide.
  • Surface analysis indicated Na2CS3 forms a uniform, sulfur-rich layer, likely cuprous trithiocarbonate, enhancing collector efficacy.

Conclusions:

  • Na2CS3 is a highly effective and greener alternative for azurite flotation.
  • The formation of a cuprous trithiocarbonate layer via Cu(II) reduction is key to improved flotation.
  • This research paves the way for advanced copper oxide ore processing technologies.