Product Identification

Product Name

Sodium tetrafluoroborate

Synonyms

Sodium borofluoride
Sodium fluoborate

CAS

13755-29-8

Formula

BF4Na

Molecular Weight

109.79

EINECS

237-340-6

RTECS

ED2975000

RTECS Class

Other

Merck

12,8761

Beilstein/Gmelin

532911 (G)

Physical and Chemical Properties

Appearance

Gray powder.

Solubility in water

1080 g/L

Melting Point

384

Density

2.47 g/cm3

Usage

Fluorinating agent.

First Aid Measures

Ingestion

Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.

Inhalation

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

Skin

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

Eyes

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Handling and Storage

Storage

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

Handling

Avoid contact with eyes, skin, and clothing. Do not breathe dust, vapor, mist, or gas. Use and store under nitrogen. Use only in a chemical fume hood.

Hazards Identification

Ingestion

Causes gastrointestinal tract burns.

Inhalation

May cause irritation of the respiratory tract with burning pain in the nose and throat, coughing, wheezing, shortness of breath and pulmonary edema. May cause abdominal pain, nausea, vomiting, and inflammation of the gums and mouth.

Skin

May cause severe irritation and possible burns.

Eyes

Contact with eyes may cause severe irritation, and possible eye burns.

Hazards

Contact with metals may evolve flammable hydrogen gas.

EC Risk Phrase

R 34

EC Safety Phrase

S 26 36/37/39 45

UN (DOT)

1759

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear safety glasses and chemical goggles if splashing is possible. 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.

Poison Class

3

Fire Fighting Measures

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Fire Potential

Nonflammable.

Accidental Release Measures

Small spills/leaks

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

Stability and Reactivity

Stability

Stable.

Incompatibilities

Strong bases, water, strong oxidizing agents, sensitive to moisture

Decomposition

Hydrogen fluoride, oxides of boron, sodium oxide, fluoride fumes.

Combustion Products

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

Transport Information

UN Number

1759

Hazard Class

8

Packing Group

I; II; III