Product Identification

Product Name

Magnesium chloride hexahydrate

Synonyms

Bischofite

CAS

7791-18-6

Formula

Cl2H12MgO6

Molecular Weight

203.3

EINECS

232-094-6

RTECS

OM2975000

RTECS Class

Agricultural Chemical and Pesticide; Mutagen

Merck

13,5684

Beilstein/Gmelin

56566 (G)

Physical and Chemical Properties

Appearance

white hygroscopic crystals

Solubility in water

1670 g/L (20 C)

Melting Point

117

Boiling Point

1412

Density

1.5693 g/cm3 (17 C)

Heat Of Vaporization

Usage

Coagulant used in the preparation of tofu from soy milk, chemical synthesis, erosion control.

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.

Inhalation

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

Skin

Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. Wash clothing before reuse.

Eyes

Immediately 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, well-ventilated area away from incompatible substances. Keep away from water.

Handling

Wash hands before eating. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing.

Hazards Identification

Inhalation

May cause respiratory tract irritation. Inhalation of fumes may cause metal fume fever, which is characterized by flu-like symptoms with metallic taste, fever, chills, cough, weakness, chest pain, muscle pain and increased white blood cell count.

Skin

May cause skin irritation.

Eyes

May cause mild eye irritation.

Ingestion

Causes gastrointestinal irritation with nausea, vomiting and diarrhea. May cause kidney damage.

EC Safety Phrase

S 22 24/25

Exposure Controls/Personal Protection

Personal Protection

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

Exposure Effects

May cause kidney damage.

Poison Class

5

Fire Fighting Measures

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Use agent most appropriate to extinguish fire.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Hydrogen chloride, chlorine.

Transport Information

HS Code

2827 31 00