Product Identification

Product Name

Potassium fluoride dihydrate

CAS

13455-21-5

Formula

FH4KO2

Formula

KF.2H2O

Molecular Weight

94.13

RTECS

TT0705000

RTECS Class

Mutagen

Beilstein/Gmelin

112877 (G)

Physical and Chemical Properties

Appearance

Colorless crystals

Solubility in water

480 g/L (18 C)

Melting Point

846

Boiling Point

1505

Vapor Pressure

3.5 (20 C)

Density

2.45 g/cm3

Usage

Source of fluoride for the conversion of chlorocarbons into fluorocarbons..

First Aid Measures

Ingestion

Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or 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 eyelids. Get medical aid.

Handling and Storage

Storage

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

Handling

Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Hazards Identification

Inhalation

May cause irritation of the respiratory tract with burning pain in the nose and throat, coughing, wheezing, shortness of breath and pulmonary edema. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema. Toxic if inhaled.

Skin

May cause severe irritation and possible burns. Toxic in contact with skin.

Eyes

Contact with eyes may cause severe irritation, and possible eye burns. Exposure to particulates or solution may cause conjunctivitis, ulceration, and corneal abnormalities.

Ingestion

Poison by ingestion. May cause severe digestive tract irritation with abdominal pain, nausea, vomiting and diarrhea.

Hazards

Contact with metals may evolve flammable hydrogen gas.

UN (DOT)

1812

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.

Respirators

A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Exposure Effects

Chronic inhalation and ingestion may cause fluorosis with skeletal abnormalities. Chronic inhalation may cause nasal septum ulceration and perforation.

Fire Fighting Measures

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Substance is noncombustible. Extinguishing media: Use extinguishing media most appropriate for the surrounding fire.

Fire Potential

Substance is noncombustible.

Accidental Release Measures

Small spills/leaks

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

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong acids.

Decomposition

Hydrogen fluoride.

Combustion Products

Fire may produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number

1812

Hazard Class

6.1

Packing Group

III