VANADIUM PENTOXIDE (ICSC)

VANADIUM PENTOXIDE	ICSC: 0596

Date of Peer Review: October 2006

Divanadium pentaoxide
Vanadic anhydride
Vanadium(V) oxide

CAS #	1314-62-1	V₂O₅
RTECS #	YW2125000	Molecular mass: 181.9
UN #	2862
EC Annex 1 Index #	023-001-00-8
EC/EINECS #	215-239-8

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / FIRE FIGHTING
FIRE	Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.		In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION

EXPOSURE		PREVENT DISPERSION OF DUST! STRICT HYGIENE!
Inhalation	Sore throat. Cough. Symptoms may be delayed (see Notes).	Local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness.	Protective gloves.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes	Redness.	Safety goggles or eye protection in combination with breathing protection.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion	Sore throat. Nausea. Abdominal pain.	Do not eat, drink, or smoke during work.	Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention.

SPILLAGE DISPOSAL

PACKAGING & LABELLING

Personal protection: P3 filter respirator for toxic particles. Do NOT let this chemical enter the environment. Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place.

Do not transport with food and feedstuffs.
EU Classification
Symbol: T, N
R: 20/22-37-48/23-51/53-63-68
S: (1/2-)36/37-38-45-61
UN Classification
UN Hazard Class: 6.1
UN Pack Group: III
GHS Classification
Danger
Toxic if swallowed
Suspected of causing cancer
Harmful to aquatic life

EMERGENCY RESPONSE

STORAGE

Transport Emergency Card: TEC (R)-61GT5-III

Separated from food and feedstuffs.

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities Š IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK

VANADIUM PENTOXIDE

ICSC: 0596

IMPORTANT DATA

PHYSICAL STATE; APPEARANCE:
YELLOW TO RED SOLID IN VARIOUS FORMS.

CHEMICAL DANGERS:
The substance decomposes on heating producing toxic fumes (vanadium oxides).

OCCUPATIONAL EXPOSURE LIMITS:
TLV: (Respirable dust or fume) 0.05 mg/mł as TWA; A4 (not classifiable as a human carcinogen); BEI issued (ACGIH 2006). MAK: Carcinogen category: 2; Germ cell mutagen group: 2; (DFG 2006).

ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation and by ingestion.

INHALATION RISK:
A harmful concentration of airborne particles can be reached quickly when dispersed.

EFFECTS OF SHORT-TERM EXPOSURE:
The aerosol of this substance is irritating to the eyes, the skin and the respiratory tract.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the respiratory tract , resulting in chronic rhinitisand chronic bronchitis. The substance may cause greenish-black discolouration of the tongue. This substance is possibly carcinogenic to humans.

PHYSICAL PROPERTIES

Boiling point (decomposes): 1750°C
Melting point: 690°C
Density: 3.4 g/cmł
Solubility in water: poor

Octanol/water partition coefficient as log Pow: 2.97 (calc.)

ENVIRONMENTAL DATA

The substance is harmful to aquatic organisms.

NOTES

Depending on the degree of exposure, periodic medical examination is suggested. Respiratory symptoms may be delayed by 1 day or more. Seealso ICSC0455 Vanadium trioxide.

ADDITIONAL INFORMATION

LEGAL NOTICE

Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information

Š IPCS, CEC 2005

    See Also:
       Toxicological Abbreviations
       Vanadium pentoxide (IARC Summary & Evaluation, Volume 86, 2006)