Nomination Summary for Tetravalent and pentavalent vanadium compounds (N20806)
Nominated Substances: Ammonium metavanadate, Sodium Metavanadate, Sodium orthovanadate, Vanadium pentoxide, Vanadyl sulfate
Nomination Date: 12/05/2007
Nominator: NIEHS/NTP; EPA
Rationale: Widespread occurrence as drinking water contaminant and use as a dietary supplement; EPA Drinking Water Contaminant Candidate List research need; pentavalent form carcinogenic via inhalation route; inadequate data to assess risk of oral exposures.
NTP Principles: not specified
Agents and Status
The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.
CASRN: 13718-26-8
Agent Name: Sodium Metavanadate
CASRN: 13721-39-6
Agent Name: Sodium orthovanadate
CASRN: 1314-62-1
Agent Name: Vanadium pentoxide
CASRN: 27774-13-6
Agent Name: Vanadyl sulfate