Product Identification

Product Name

Zinc phosphate

Synonyms

Delaphos
Phosphoric acid, zinc salt (2:3)
Tribasic zinc phosphate
Trizinc bis(orthophosphate

CAS

7779-90-0

Formula

O8P2Zn3

Molecular Weight

386.11

EINECS

231-944-3

RTECS

TD0590000

RTECS Class

Other

Merck

12,10284

Beilstein/Gmelin

30692 (G)

Physical and Chemical Properties

Appearance

Red prisms.

Solubility in water

Insoluble

Melting Point

1060

Density

3.998 g/cm3 (15 C)

Usage

Substance is used in dental cements.

Refractive Index

1.595

First Aid Measures

Ingestion

If swallowed, wash out mouth with water provided person is conscious. Call a physician.

Inhalation

If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water.

Eyes

In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Handling and Storage

Storage

Keep tightly closed.

Hazards Identification

Inhalation

Material is irritating to mucous membranes and upper respiratory tract. May be harmful if inhaled.

Skin

Causes skin irritation. May be harmful if absorbed through the skin.

Eyes

Causes eye irritation.

Ingestion

May be harmful if swallowed.

Hazards

Emits toxic fumes under fire conditions.

EC Risk Phrase

36/37/38

EC Safety Phrase

26 36

Exposure Controls/Personal Protection

Personal Protection

Wear respirator, chemical safety goggles, rubber boots, and heavy rubber gloves.

Respirators

Government approved respirator.

Exposure Effects

Irritant. Irritating to eyes, respiratory system and skin.

Poison Class

4

Fire Fighting Measures

Fire Fighting

Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks

Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Phosphorous oxides, Zinc/zinc oxides.