Product Identification

Product Name

Potassium metavanadate

Synonyms

Potassium vanadate
Potassium vanadium trioxide

CAS

13769-43-2

Formula

K2O6V2

Molecular Weight

138.03

EINECS

237-388-8

RTECS

YW1080000

RTECS Class

Other

Beilstein/Gmelin

372899 (G)

Physical and Chemical Properties

Appearance

A colorless to pale green colored crystalline solid.

Solubility in water

28 g/L

Melting Point

497

Density

2.84 g/cm3 (25 C)

Usage

Used to make dyes, inks and laundry compounds.

First Aid Measures

Ingestion

Seek medical assistance.

Inhalation

Move victim to fresh air. Apply artificial respiration if victim is not breathing. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; induce artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. Administer oxygen if breathing is difficult.

Skin

Remove and isolate contaminated clothing and shoes. Remove material from skin immediately. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.

Eyes

Immediately flush with running water for at least 20 minutes.

Handling and Storage

Storage

Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

Handling

All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.

Hazards Identification

Inhalation

Highly toxic, may be fatal if inhaled, swallowed or absorbed through skin. Effects of contact or inhalation may be delayed.

Skin

Avoid any skin contact. See Inhalation.

Eyes

See Inhalation.

Hazards

Containers may explode when heated. Runoff may pollute waterways.

UN (DOT)

2864

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective gloves, clothing and goggles.

Respirators

Wear positive pressure self-contained breathing apparatus (SCBA).

Exposure Effects

The toxological properties of this substance have not been fully investigated.

Exposure limit(s)

NIOSH REL: C 0.05 mg V/m3 15-min. Note: REL applies to all V cmpds except V metal and Vanadium carbide). {Vanadium fume} NIOSH REL: C 0.05 mg V/m3 15-minute NIOSH IDLH: 35 mg/m3 (as V) {V fume} 35 mg/m3 (as V)

Fire Fighting Measures

Fire Fighting

Extinguish fire using agent suitable for type of surrounding fire. (Material itself does not burn or burns with difficulty.) Keep run-off water out of sewers and water sources. Use alcohol foam, dry chemical or carbon dioxide.

Fire Potential

Non-Combustible

Accidental Release Measures

Small spills/leaks

Keep material out of water sources and sewers.

Stability and Reactivity

Incompatibilities

Incompatible with acids, strong bases and oxidizing agents.

Stability

No data.

Combustion Products

Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Transport Information

UN Number

2864

Hazard Class

6.1

Packing Group

II