Material Safety Data Sheet
STEARIC ACID
Revised: 03/06/2010
Replaces: 09/12/2007
Printed: 03/06/2010
Section 1 - Product Description
Product Name: Stearic Acid
Product Code(s): 89-2600, 89-2602
Size: 250 g, 500 g
Chemical Name: 1-Heptadecanecarboxylic Acid
CAS Number: See section 2
Formula: C18H36O2
Synonyms: Octadecanoic Acid; Cetylacetic Acid
Distributor: Carolina Biological Supply Company, 2700 York Road, Burlington, NC 27215
Chemical Information: 800-227-1150 (8am-5pm (ET) M-F) Chemtrec 800-424-9300 (Transportation Spill Response 24
hours)
Section 2 - Composition / Information on Ingredients
Principal Hazardous Components: Stearic Acid (CAS#57-11-4) 90-100%
TLV units: N/A
PEL units: N/A
Section 3 - Hazard Identification
Emergency Overview: After contact with skin, take off immediately all contaminated clothing, and wash immediately with
plenty of ... (Water, unless specified as a water reactive material). Avoid contact with skin and eyes. Harmful if inhaled or
swallowed.
Potential Health Effects:
Eyes: May cause irritation. Skin: May cause irritation to skin.
Ingestion: May cause gastrointestinal discomfort. Inhalation: May cause irritation to respiratory tract.
Section 4 - First Aid Measures
Emergency and First Aid Procedures:
Eyes - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Skin - After contact with skin, wash immediately with plenty of ... (Water, unless specified as water-reactive).
Ingestion - If swallowed, if conscious, give plenty of water and induce vomiting immediately as directed by medical
personnel. Immediately call a physician or poison control center. Never give anything by mouth to an unconscious person.
Inhalation - In case of accident by inhalation: remove casualty to fresh air and keep at rest.
Product Name: STEARIC ACID Page 1 of 4
Section 5 - Firefighting Procedures
Flash Point (Method Used): 196癈
NFPA Rating:
Health: 1
Fire: 1
Reactivity: 0
Extinguisher Media: Use dry chemical, CO2 or appropriate foam.
Flammable Limits in Air % by Volume: N/A
Autoignition Temperature: N/A
Special Firefighting Procedures: Firefighters should wear full protective equipment and NIOSH approved self-contained
breathing apparatus.
Unusual Fire and Explosion Hazards: Avoid Dusting. May become explosive when dispersed in air.
Section 6 - Spill or Leak Procedures
Steps to Take in Case Material Is Released or Spilled: Ventilate area of spill. Clean-up personnel should wear proper
protective equipment. Avoid creating dust. Sweep or scoop up and containerize for disposal.
Section 7 - Special Precautions
Precautions to Take in Handling or Storing: Keep container tightly closed in a cool, well-ventilated place. Do not breathe
dust/vapor. Do not get in eyes, on skin, or on clothing. Retained residue may make empty containers hazardous; use caution.
Section 8 - Protection Information
Respiratory Protection (Specify Type): None needed under normal conditions of use with adequate ventilation. A
NIOSH/MSHA chemical cartridge respirator should be worn if PEL or TLV is exceeded.
Ventilation:
Local Exhaust: Yes
Mechanical(General): Yes
Special: No
Other: No
Protective Gloves: Natural rubber, Neoprene, PVC or equivalent.
Eye Protection: Splash proof chemical safety goggles should be worn.
Other Protective Clothing or Equipment: Lab coat, apron, eye wash, safety shower.
Section 9 - Physical Data
Molecular Weight: 284.49 Melting Point: 69癈
Boiling Point: 383癈 Vapor Pressure: 1 mmHg at 173.7 癈
Vapor Density(Air=1): 9.8 Specific Gravity (H2O=1): 0.87
Percent Volatile by Volume: 0% (21癈) Evaporation Rate (BuAc=1): N/A
Solubility in Water: Practically Insoluble Appearance and Odor: White to light yellow solid; tallow like
odor.
Section 10 - Reactivity Data
Stability: Stable
Conditions to Avoid: Heat and sources of ignition.
Incompatibility (Materials to Avoid): Acids, Oxidizers,
Hazardous Decomposition Products: COx,
Hazardous Polymerization: Will not occur
Product Name: STEARIC ACID Page 2 of 4
Section 11 - Toxicity Data
Toxicity Data: itv-rat LD50 21500 ug/kg; orl-rat LDLo 4640 mg/kg
Effects of Overexposure:
Acute: See section 3
Chronic: N/A
Conditions Aggravated by Overexposure: Respiratory disorders,
Target Organs: Eyes, Respiratory system,
Primary Route(s) of Entry: Inhalation, ingestion, eye or skin contact.
Section 12 - Ecological Data
EPA Waste Numbers: N/A
Section 13 - Disposal Information
Waste Disposal Methods: Dispose in accordance with all applicable Federal, State and Local regulations. Always contact a
permitted waste disposer (TSD) to assure compliance.
Section 14 - Transport Information
DOT Proper Shipping Name: N/A
Section 15 - Regulatory Information
EPA TSCA Status: On TSCA Inventory
Hazard Category for SARA Section 311/312 Reporting: Acute
Name List: Chemical Category:
Stearic Acid - No Stearic Acid - No
CERCLA Section 103 RQ(lb.): Stearic Acid - No
RCRA Section 261.33: Stearic Acid - No
Section 16 - Additional Information
The information provided in this Material Safety Data Sheet represents a compilation of data drawn directly from various
sources available to us. Carolina Biological Supply makes no representation or guarantee as to the suitability of this information
to a particular application of the substance covered in the Material Safety Data Sheet. Any employer must carefully assess the
applicability of any information contained herein in regards to the particular use to which the employer puts the material.
Glossary
ACGIH American Conference of Governmental Industrial Hygienists
CAS Number Chemical Services Abstract Number
CERCLA Comprehensive Environmental Response, Compensation, and Liability Act
DOT U.S. Department of Transportation
IARC International Agency of Research on Cancer
N/A Not Available
NTP National Toxicology Program
OSHA Occupational Safety and Health Administration
PEL Permissible Exposure Limit
ppm Parts per million
RCRA Resource Conservation and Recovery Act
Product Name: STEARIC ACID Page 3 of 4
SARA Superfund Amendments and Reauthorization Act
TLV Threshold Limit Value
TSCA Toxic Substances Control Act
Product Name: STEARIC ACID Page 4 of 4
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