AMMONIUM SELENATE Chemical Properties

Melting point:

decomposed by heating [MER06]

Density 

d420 2.194

solubility 

insoluble in ethanol, acetone

form 

white monoclinic crystals

color 

white monoclinic crystals, crystalline

Water Solubility 

g/100g solution H2O: 54.02 (25°C) [KRU93]; insoluble alcohol [HAW93]

EPA Substance Registry System

Selenic acid, diammonium salt (7783-21-3)

Safety Information

RIDADR 

2630

HazardClass 

6.1(a)

PackingGroup 

I

AMMONIUM SELENATE Usage And Synthesis

Chemical Properties

Colorless crystals. Soluble in water, insoluble in alcohol.

Uses

Mothproofing agent.

Purification Methods

Crystallise the selenate from water at room temperature by adding EtOH and cooling. Its solubility in H2O is 117% at 7o and 197% at 100o. [King J Phys Chem 41 797 1937.]

AMMONIUM SELENATE(7783-21-3)Related Product Information

• AMMONIUM SELENATE, (NH4)2SEO4
• Selenium dioxide
• Selenious acid
• Selenic acid
• AMMONIUM SELENATE