Molybdic acid
Molybdic acid (CAS: 7782-91-4) is an inorganic compound with a high density. As a premium ACS reagent grade chemical, it is characterized by an assay of ≥85% and limited insolubility in diluted ammonia. Molybdic acid serves as a crucial precursor and reagent in various chemical syntheses, catalysis, and analytical applications, particularly in inorganic chemistry research and development. Its reliable quality ensures consistent performance in demanding laboratory settings.

Catalysis
Molybdic acid acts as a catalyst or a precursor to molybdenum-based catalysts used in various industrial processes, including oxidation and hydrodesulfurization reactions. Its specific chemical properties enable efficient catalytic activity.
Chemical Synthesis
This compound is a valuable reagent in inorganic and organic synthesis, used for introducing molybdenum into complex molecules or for creating novel molybdenum-containing materials. It is instrumental in the development of new chemical entities.
Analytical Reagent
Due to its defined purity and reactivity, molybdic acid can be employed as an analytical reagent in specific laboratory testing procedures. It aids in the accurate determination of various substances.
Corrosion Inhibition
Molybdenum compounds derived from molybdic acid are sometimes utilised for their corrosion-inhibiting properties in various industrial applications. They form protective layers on metal surfaces.
| Assay | ≥85% |
|---|---|
| Grade | ACS reagent |
| Density | 3.1 g/mL at 25 °C(lit.) |
| Vapour density | 6.2 (vs air) |
| Impurities tested | ≤0.01% insol. dil. NH4OH |


Hazard statements
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H373May cause damage to organs through prolonged exposure
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 36/37-48/20/22 |
| Safety statements (S) | 22-26 |
| Cation traces | heavy metals: ≤0.003% |
| Anion traces | AsO43-, PO43- and SiO2: ≤0.001%chloride (Cl-): ≤0.002%phosphate (PO43-): ≤5 ppmsulfate (SO42-): ≤0.2% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Quality Level | PREMIUM |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Molybdic acid used for?
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Molybdic acid (CAS: 7782-91-4) is primarily used as a precursor in catalysis, a reagent in chemical synthesis, and as an analytical reagent in laboratory settings. It is also explored for corrosion inhibition applications.
What is the CAS number and formula for Molybdic acid?
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The CAS number for Molybdic acid is 7782-91-4. The chemical formula is not explicitly provided in the data, but it is understood to be related to molybdenum oxides and hydrates.
What grade and purity does Tech Serve Solutions supply for Molybdic acid?
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Tech Serve Solutions supplies Molybdic acid in a PREMIUM quality, ACS reagent grade, with an assay of ≥85%. Tech Serve Solutions does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the main hazards associated with Molybdic acid?
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Molybdic acid (CAS: 7782-91-4) is classified with the GHS symbols GHS07 and GHS08, carrying a Warning signal word. It poses hazards including serious eye irritation (H319), respiratory irritation (H335), and potential damage to organs through prolonged or repeated exposure (H373).
How is Molybdic acid typically packed, shipped, and exported by TSS?
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Tech Serve Solutions meticulously packs and ships Molybdic acid in compliance with all relevant international regulations for chemical transport. As a global supplier, TSS exports this product worldwide.
How can I request a quote or sample for Molybdic acid?
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To request a quote or a sample of Molybdic acid, please contact our sales department through the website or by phone. Our team will promptly assist you with your inquiry.
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