Description

Ammonium Octamolybdate is an inorganic salt of molybdenum with the formula (NH4)4Mo8O26. This compound serves as a crucial intermediate and precursor in the production of high-purity molybdenum compounds and catalysts. It is primarily utilized by industries involved in catalysis, corrosion inhibition, and materials science. Its controlled composition makes it a reliable source of molybdenum for advanced chemical synthesis and industrial processes.

Application

• As a key precursor for synthesizing molybdenum-based catalysts used in petrochemical refining and hydrodesulfurization (HDS) processes.
• In the formulation of corrosion inhibitors and flame retardants for polymers, paints, and coatings.
• As a starting material for the production of high-purity molybdenum trioxide (MoO3) and other molybdenum chemicals.
• In the manufacturing of specialty pigments and ceramics where molybdenum compounds are required.
• For use in laboratory research and development as a standard or reagent in analytical chemistry.
• Potential application in agricultural micronutrients as a source of molybdenum for fertilizers.

Basic Information

Product Name	Ammonium Octamolybdate
CAS No.	12411-64-2
Molecular Formula	(NH4)4Mo8O26
Molecular Weight	1255.86 g/mol
Synonyms	Ammonium Molybdate (Octa); Ammonium Polymolybdate; Tetraammonium Octamolybdate; Octamolybdic Acid Tetraammonium Salt; Molybdenum Ammonium Oxide; AOM; (T-4)-Tetraammonium Octamolybdate
EINECS	235-650-0

Quality Control

Our Ammonium Octamolybdate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee consistency and reliability for your industrial processes.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, the material must be stored in a cool, dry place with minimal humidity exposure. Recommended storage temperature is between 15°C and 25°C. Keep the container tightly sealed when not in use to prevent moisture absorption and potential caking.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms
Assay (as MoO3)	Min. 85.0%
Mo Content	Min. 56.0%
Ammonium (NH4+) Content	5.0% - 7.0%
Chloride (Cl)	Max. 0.01%
Sulfate (SO4)	Max. 0.02%
Heavy Metals (as Pb)	Max. 0.002%
Loss on Drying	Max. 1.0%

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