Product Identification

Product Name

Diindium trioxide

Synonyms

Indium sesquioxide
Indium trioxide

CAS

1312-43-2

Formula

In2O3

Molecular Weight

277.64

EINECS

215-193-9

RTECS

NL1770000

RTECS Class

Other

Merck

12,4984

Beilstein/Gmelin

11121 (G)

Physical and Chemical Properties

Appearance

yellow cubic crystals

Solubility in water

Insoluble

Melting Point

715.05

Density

7.18 g/cm3 (20 C)

Usage

Substance is used in glass manufacture.

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid.

Handling and Storage

Storage

Store in a cool, dry place. Store in a tightly closed container.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.

Inhalation

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent exposure.

Respirators

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Fire Fighting Measures

Fire Fighting

Wear approved SCBA in full pressure-demand and full protective gear. Use foam, dry chemical, or carbon dioxide.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Incompatibilities

Active metals, strong oxidizing agents.

Stability

Stable.