Description

Ammonium Molybdate Tetrahydrate is a high-purity inorganic salt of molybdenum, widely recognized for its role as a versatile precursor and catalyst. Its primary value lies in providing a highly soluble and reactive source of molybdenum for industrial and analytical processes. This product is essential for manufacturers and research facilities in sectors including catalysis, corrosion inhibition, chemical synthesis, and analytical chemistry.

Application

• Catalyst Production: A key precursor for manufacturing hydrodesulfurization (HDS) and other petrochemical catalysts.
• Corrosion Inhibitors: Used in formulations for closed-loop cooling water systems and antifreeze solutions.
• Chemical Synthesis: Serves as a molybdenum source for producing other molybdenum compounds and ceramic pigments.
• Analytical Reagent: Employed in spectrophotometric determination of phosphate, silicate, and arsenic.
• Agriculture & Fertilizers: Acts as a micronutrient source in fertilizers to correct molybdenum deficiency in crops.
• Electroplating & Surface Treatment: Used in electroplating baths to deposit molybdenum-containing alloy coatings.
• Laboratory Research: A standard reagent for various research applications in inorganic and materials chemistry.
• Flame Retardants & Smoke Suppressants: A component in certain flame-retardant formulations for polymers and textiles.

Basic Information

Product Name	Ammonium Molybdate Tetrahydrate
CAS No.	12054-85-2
Molecular Formula	(NH4)6Mo7O24 · 4H2O
Molecular Weight	1235.86 g/mol
Synonyms	Ammonium Heptamolybdate Tetrahydrate; Ammonium Paramolybdate; Molybdate (Mo7O246-), hexaammonium, tetrahydrate; Hexaammonium heptamolybdate tetrahydrate; Ammonium molybdate(VI) tetrahydrate; Molybdic acid, hexaammonium salt, tetrahydrate; Molybdenum ammonium oxide hydrate; ACS Grade Ammonium Molybdate
EINECS	234-722-4

Quality Control

Our Ammonium Molybdate Tetrahydrate is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for industrial and reagent applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and degradation.

Specification

Item	Specification
Appearance	White or slightly yellow-green crystalline powder
Identification (IR)	Conforms
Assay (as MoO3)	≥ 81.0 %
Solubility (in Water)	Clear, complete solution
pH (5% Solution)	5.0 - 6.5
Chloride (Cl)	≤ 0.001 %
Sulfate (SO4)	≤ 0.005 %
Heavy Metals (as Pb)	≤ 0.001 %

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