MATERIAL SAFETY DATASHEET of MAGNESIUM STEARATE

MATERIAL SAFETY DATASHEET (MSDS)

1. PRODUCT NAME AND COMPANY IDENTIFICATION

Product Name: MAGNESIUM STEARATE

2. COMPOSITION/INGREDIENT INFORMATION

Chemical Formula: (C17H35COO)2Mg
Composition: Magnesium stearate 100%
CAS #: 557-04-0

3. HAZARDS IDENTIFICATION

MAGNESIUM STEARATE is not identified as Hazardous Goods.

4. TRANSPORT INFORMATION

DOT Classification: Not a DOT controlled material.
Class/Division: Not restricted
Proper Shipping Name: N/A
Label: None
Packing Group: N/A
ID Number: N/A
Hazard: N/A

5. FIRST AID MEASURES

Eyes: Flush with plenty of water or eye wash solution for 15 minutes. WARM water MUST be used. Get medical attention if irritation persists.
Skin: Wash with soap and water. Cover irritated skin with an emollient. Get medical attention if irritation occurs.
Ingestion: Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as collars, ties, belts or waistbands.
Inhalation: Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Seek medical attention.

Skin Absorption: May cause irritation with symptoms of redness, swelling, itching and pain.
Eye Contact: Eye contact may cause irritation with symptoms of redness, swelling, itching, tearing and pain.
Ingestion: May cause gastroenteritis (inflammation of the lining membrane of the stomach and intestines) with abdominal pain, nausea, vomiting and diarrhea.
Inhalation: May cause irritation to the respiratory tract.

6. FIRE FIGHTING MEASURES

Flammability of Product: Magnesium stearate may be combustible at high temperatures.
Auto Ignition Temperature: Not Available
Hazardous Combustion Products: CO, CO2
Conditions Under Which Flammability Could Occur: Not Available
Extinguishing Media: Dry Chemical; Carbon Dioxide; Foam Note: Do not use water jet.

7. ACCIDENTAL RELEASE MEASURES (STEPS FOR SPILLS)

Personal Protection: N/A
Methods for Cleaning Up: Sweep up and dispose of in an appropriate waste disposal container according to local and Wash area with soap and water. regional authority requirements.

8. HANDLING AND STORAGE

Handling:
Wear safety glasses. Avoid contact with eyes.
Keep away from oxidizing agents, excessive heat and sources of ignition.
Empty containers pose a fire risk. Evaporate the residue under a fume hood.
Ground all equipment containing material.
Do not breathe dust.
Storage: Store Magnesium stearate in a cool, dry location, in a sealed container in a well ventilated area.

9. EXPOSURE CONTROL/PERSONAL PROTECTION

Engineering Controls: Use process enclosures. Provide exhaust ventilation or other engineering controls to keep the airborne concentrations of vapors below their respective threshold limit value. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Ensure that eyewash stations and safety showers are proximal to the work area.
Personal Protection:
Eye: Safety glasses should be worn.
Skin/Body: Lab coats, gloves.
Respiratory: Approved/certified dust respirator or equivalent.
Ventilation: Handle in well ventilated areas.

10. PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Magnesium stearate is solid
Color: White
Odor: Neutral
Specific Gravity (H2O = 1): 1.028
pH: Not Available
Melting Point: 88C (190.4F)
Solubility in Water: Slightly soluble in cold water.

11. STABILITY AND REACTIVITY

Stability: Magnesium stearate is stable
Conditions to Avoid: Not Available
Incompatibility (Materials to Avoid): Not Available
Hazardous Decomposition or Byproducts: Not Available
Hazardous Polymerization: Will Not Occur

12. TOXICOLOGICAL INFORMATION

Routes of Entry: Ingestion
Toxicity to Animals: LD50: Not Available
LC50: Not Available
Chronic Effects on Humans: Magnesium stearate may cause damage to the following organs: Liver, Skin
Other Toxic Effects on Humans: Hazardous in case of ingestion. Slightly hazardous in case of skin contact (irritant), of eye contact (irritant), of inhalation.
Irritancy: Skin: Irritant
Eyes: Irritant
Carcinogenicity: Not Available
Reproductive Toxicity: Not Available
Teratogenic: Not Available
Mutagenic: Not Available
Notes: This substance may be toxic to liver, skin. Repeated or prolonged exposure to the substance can produce target organ damage.

13. ECOLOGICAL INFORMATION

Ecological Information: Not Available
BOD5 and COD: Not Available

14. DISPOSAL CONSIDERATIONS

Waste Disposal Methods: Do not put into sewer lines. Dispose of according to local, state regulations.

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