Ammonium sodium divanadate

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Structural formula
No drawing available
General
Surname Ammonium sodium divanadate
other names

Ammonium sodium vanadine oxide

Molecular formula Na 2 (NH 4 ) 2 V 2 O 7
Brief description

odorless, orange powder

External identifiers / databases
CAS number 39455-80-6
EC number 254-463-0
ECHA InfoCard 100,049,494
Wikidata Q61643163
properties
Molar mass 295.93 g mol −1
Physical state

firmly

density

2.43 g cm −3 (20 ° C)

Melting point

decomposes at 150 ° C

solubility

slightly soluble in water (11.3 g l at 20 ° C)

safety instructions
GHS labeling of hazardous substances
06 - Toxic or very toxic 08 - Dangerous to health 09 - Dangerous for the environment

danger

H and P phrases H: 301-319-331-361d-372-411
P: 260-273-280-304 + 340-311-305 + 351 + 338
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Ammonium sodium divanadate , Na 2 (NH 4 ) 2 V 2 O 7 is a chemical compound between ammonium , sodium and the divanadate ion (V 2 O 7 4− ).

properties

The compound is an odorless, orange powder. It is not flammable and decomposes at 150 ° C. The compound is only sparingly soluble in water.

toxicology

The substance is toxic if swallowed and inhaled . Long-term exposure can damage the respiratory system. Severe irritation is caused to the eye. In pregnant women, it can harm the unborn child.

Individual evidence

  1. a b c d e f g h Entry on ammonium sodium vanadine oxide in the GESTIS substance database of the IFA , accessed on February 4, 2019 (JavaScript required)