SODIUM ALUMINUM OXIDE Chemical Properties

Melting point:

1800°C

Density 

1.5 g/cm³

refractive index 

1.566

storage temp. 

-20°C

form 

Crystalline

color 

White

PH

pH : >=14 (50g/L)

Water Solubility 

Insoluble in alcohol, soluble in waterInsoluble in alcohol. Soluble in water.

Sensitive 

Hygroscopic

Stability:

Stable. Reacts exothermically with water. Incompatible with strong oxidizing agents.

CAS DataBase Reference

1302-42-7(CAS DataBase Reference)

EPA Substance Registry System

Aluminate (AlO21-), sodium (1:1) (1302-42-7)

Safety Information

RIDADR 

UN2812

TSCA 

Yes

HazardClass 

8

PackingGroup 

III

MSDS

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SODIUM ALUMINUM OXIDE Usage And Synthesis

Chemical Properties

Sodium aluminate is a white crystalline solid or solution.

Uses

Printing on fabrics; manufacture of lake colors; sizing paper; manufacture of milk-glass, soap; hardening building stones; water softener.

Potential Exposure

Used in water and waste treatment; papermaking industry; in printing on fabrics; in the manufacture of pigments, milk glass, and soap; hardening building stone; sizing paper; as a water softener.

Shipping

UN2812 Sodium aluminate, solid, Hazard class: 8; Labels: 8-Corrosive material. UN1819 Sodium aluminate, solution, Hazard class: 8; Labels: 8-Corrosive material.

Incompatibilities

The aqueous solution is a strong base. Reacts violently with acid. Incompatible with organic anhydrides; isocyanates, alkylene oxides; epichlorohydrin, aldehydes, alcohols, glycols, caprolactum, chlorocarbons. Corrosive to metals; attacks copper, tin, aluminum, and zinc.

SODIUM ALUMINUM OXIDE(1302-42-7)Related Product Information

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• Potassium chlorate
• ZINC HYDROXIDE
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• SODIUM DIHYDRODIMETHYLALUMINATE, 1M SOLUTION IN TOLUENE/THF (1:1)
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• MOLECULAR SIEVE
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• SODIUM ALUMINUM OXIDE
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• BAUXITE