H4NO3V
116.978 g/mol
Industrial ChemicalDanger
Ammonium metavanadate
CAS7803-55-6EC232-261-3
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
vanadium purification intermediate and catalyst precursor
Ammonium metavanadate is an inorganic compound that appears as a white salt, though samples are often yellow due to vanadium pentoxide impurities. It is an important intermediate in the purification of vanadium.
vanadium purification intermediatecatalyst precursor
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:EU REACH Restriction List
CAS 7803-55-6
Related Compounds
StrongStructure SimilarSimilarity 1.00
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StrongStructure SimilarSimilarity 1.00
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Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H330Fatal if inhaled
H332Harmful if inhaled
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H361Suspected of damaging fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
H340May cause genetic defects
H370Causes damage to organs
Customs Tariff Classification
The international HS code for Ammonium metavanadate (CAS 7803-55-6) is 2841.90.
HS code (international, 6-digit)
2841.90
EU CN code (8-digit)
2841 90 30
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
azanium oxido(dioxo)vanadium
InChIKey
UNTBPXHCXVWYOI-UHFFFAOYSA-O
SMILES
[NH4+].[O-][V](=O)=O
Synonyms (24)
- AMMONIUM VANADATE
- AMMONIUM VANADIUM
- Ammonium metavanadate
- Ammonium monovanadate
- Ammonium trioxovanadate
- Ammonium trioxovanadate(1-)
- Ammonium vanadate ((NH4)VO3)
- Ammonium vanadate (VAN)
- Ammonium vanadate(V)
- Ammonium vanadium trioxide
- Ammonium-m-vanadate
- RCRA waste no. P119
- RCRA waste number P119
- TNFR-Fc fusion protein
- VANADIUM AMMONIUM
- Vanadate (VO31-), ammonium
- Vanadic acid, ammonium salt
- azanium;oxido(dioxo)vanadium
- vanadiumoylol amine