Molekula
Vanadyl sulfate hydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Vanadyl sulfate hydrate is an inorganic compound containing vanadium in the +4 oxidation state, primarily used as a catalyst in organic synthesis, a precursor for vanadium-based materials, and in biochemical research for enzyme inhibition studies. It appears as a dark green to black crystalline solid, soluble in water and polar organic solvents. This chemical has a CAS number of 123334-20-3, with the molecular formula VOSO₄·H₂O and a molecular weight of 181.02 g/mol. Store at ambient conditions in a well-ventilated area, away from incompatible substances. It carries a **Danger** signal word due to its toxicity and corrosive properties, requiring careful handling with appropriate PPE. Molekula supplies vanadyl sulfate hydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | Blue powder |
| Loss on Drying | ≤50% |
| Assay | ≥98.0% |
| Pentavalent Vanadium | ≤0.5% |
| Unsolvable matter in ammonium hydroxide | ≤2.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89968136 |
| CAS Number | 123334-20-3 |
| IUPAC Name | oxovanadium(2+);sulfate;hydrate |
| Molecular Formula | VOSO4. H2O |
| Molecular Weight | 181.02 |
| Exact Mass | 180.9012 |
| SMILES | O.[O-]S(=O)(=O)[O-].O=[V+2] |
| InChIKey | DKCWBFMZNUOFEM-UHFFFAOYSA-L |
| InChI | InChI=1S/H2O4S.H2O.O.V/c1-5(2,3)4;;;/h(H2,1,2,3,4);1H2;;/q;;;+2/p-2 |
| PubChem CID | 16211496 |
| UN Number | UN2931 |
| REACH Code | Y110 |
| HTS Code | 2833.29.3000 |
| Tariff Code | 2833298080 |
Safety & GHS
-
Corrosive
GHS05
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- H290 May be corrosive to metals
- H314 (sub cat. 1C) Causes severe skin burns and eye damage
- H361 Suspected of damaging fertility or the unborn child
- H372 Causes damage to organs through prolonged or repeated exposure
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P406 Store in a corrosive resistant container with a resistant inner liner
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- DKCWBFMZNUOFEM-UHFFFAOYSA-L
- oxovanadium(2+);sulfate;hydrate
- Vanadium(IV)sulfateoxidehydrate
- VOSO4.nH2O
- VOSO4.xH2O
- VOSO4(H2O)n
- VOSO4(H2O)x
Frequently asked questions
What is vanadyl sulfate hydrate commonly used for?
Vanadyl sulfate hydrate is primarily used in analytical chemistry for titrations, as a catalyst in organic synthesis, and in some ceramic glazes for coloration.
What is the chemical formula and molecular weight of vanadyl sulfate hydrate?
The formula is **VOSO₄·H₂O**, and the molecular weight is **181.02 g/mol** (anhydrous equivalent: 163.00 g/mol).
What safety classification does vanadyl sulfate hydrate have?
It carries a **Signal Word: Danger** due to its hazardous properties, including toxicity and corrosivity. Always handle with appropriate PPE.
How should vanadyl sulfate hydrate be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture, oxidizing agents, and incompatible materials.
Does Molekula supply vanadyl sulfate hydrate in bulk quantities?
Yes, we offer vanadyl sulfate hydrate in bulk (minimum order quantities vary by grade; contact us for specifics).
What documentation comes with an order of vanadyl sulfate hydrate?
Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and a Material Safety Information sheet for handling and disposal.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.