Description

Ammonium Tetrathiovanadate (V), 99 is an inorganic coordination compound containing vanadium in a unique thiometallate complex. This high-purity (99%) material is a critical precursor for synthesizing advanced vanadium sulfide nanomaterials and thin films. It is essential for researchers and manufacturers in the fields of catalysis, energy storage, and semiconductor development.

Application

• Catalyst Precursor: Used in the synthesis of vanadium sulfide-based catalysts for hydrodesulfurization (HDS) and other petrochemical processes.
• Battery Material Research: Serves as a starting material for developing vanadium-based cathode or anode materials for next-generation lithium-ion and post-lithium batteries.
• Chemical Vapor Deposition (CVD): Acts as a vanadium source for depositing vanadium disulfide (VS2) and other 2D transition metal dichalcogenide (TMDC) thin films for electronics and optoelectronics.
• Solid-State Synthesis: A key reagent in solid-state and solvothermal synthesis of novel vanadium chalcogenide compounds with potential magnetic or superconducting properties.
• Analytical Chemistry: Employed as a standard or reagent in specific spectrophotometric and gravimetric analytical methods for vanadium determination.
• Surface Modification: Used in surface treatment processes to impart specific chemical or tribological properties to materials.

Basic Information

Product Name	Ammonium Tetrathiovanadate (V), 99
CAS No.	14693-56-2
Molecular Formula	NH4VS4
Molecular Weight	199.20 g/mol
Synonyms	Ammonium Tetrathioovanadate; Ammonium Tetrathioovanadate(V); Ammonium Thiovanadate; Ammonium Vanadium(IV) Sulfide (common misnomer); Ammonium Vanadium Sulfide; Tetrathioammonium Vanadate; (T-4)-Tetrathioammonium Vanadate
EINECS	Contact for details

Quality Control

Our Ammonium Tetrathiovanadate (V), 99 is produced under controlled conditions to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes rigorous quality testing, including assay and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and specific test results is provided with every shipment to ensure compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and may decompose upon prolonged exposure to air or moisture.

Specification

Item	Specification
Appearance	Dark red to black crystalline powder
Identification (IR)	Conforms
Assay (NH4VS4)	≥ 99.0 %
Insoluble Matter	≤ 0.1 %
Heavy Metals (as Pb)	≤ 50 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.