Description

1. Identification

Product Name Stearic acid

CAS-No 57-11-4

Synonyms Octadecanoic acid

Recommended Use Laboratory chemicals.

Uses advised against Not for food, drug, pesticide or biocidal product use

Details of the supplier of the safety data sheet

Company

Rolfes Chemicals

Strachan Road

Germiston

Tel: 011 873 0157

Emergency Telephone Number

0860 44 44 11

2. Stearic Acid ��� Triple Press ��� Hazard(s) identification

Classification

Classification under 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200)

Combustible dust Yes

Label Elements

None required

Signal Word

Warning

Hazard Statements

May form combustible dust concentrations in air

3. Composition/Information on Ingredients

Component	CAS-No	Weight %
Stearic acid	57-11-4	>95

4. Stearic Acid ��� Triple Press ��� First-aid measures

Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Get medical attention if symptoms occur.

Skin Contact Rinse with plenty of water. Get medical attention if symptoms occur.

Inhalation Move to fresh air. If breathing is difficult, give oxygen. Get medical attention if symptoms occur.

Stearic Acid

Ingestion Do not induce vomiting. Get medical attention if symptoms occur.

Most important symptoms and No information available.

effects

Notes to Physician Treat symptomatically

5. Fire-fighting measures

Suitable Extinguishing Media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Unsuitable Extinguishing Media No information available

Flash Point 196 ��C / 384.8 ��F

Method ��� No information available

Autoignition Temperature 395 ��C / 743 ��F

Explosion Limits

Upper No data available

Lower No data available

Sensitivity to Mechanical Impact No information available

Sensitivity to Static Discharge No information available

Specific Hazards Arising from the Chemical

Fine dust dispersed in air may ignite. Dust can form an explosive mixture in air. Thermal decomposition can lead to release of irritating gases and vapors. Keep product and empty container away from heat and sources of ignition.

Hazardous Combustion Products

Carbon monoxide (CO) Carbon dioxide (CO2)

Protective Equipment and Precautions for Firefighters

As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear.

NFPA

Health Flammability Instability Physical hazards 1 1 0 N/A

Stearic Acid

6. Accidental release measures

Personal Precautions Use personal protective equipment. Ensure adequate ventilation. Avoid dust formation. Avoid contact with skin, eyes and clothing.

Environmental Precautions Avoid release to the environment.

Methods for Containment and Clean Sweep up or vacuum up spillage and collect in suitable container for disposal. Avoid dust Up formation.

7. Stearic Acid ��� Triple Press ��� Handling and storage

Handling Wear personal protective equipment. Ensure adequate ventilation. Avoid contact with skin, eyes and clothing. Avoid ingestion and inhalation. Avoid dust formation.

Storage Keep containers tightly closed in a dry, cool and well-ventilated place.

8. Exposure controls / personal protection

Exposure Guidelines This product does not contain any hazardous materials with occupational exposure limitsestablished by the region specific regulatory bodies.

Component	ACGIH TLV	OSHA PEL	NIOSH IDLH	Mexico OEL (TWA)
Stearic acid	TWA: 10 mg/m3 TWA: 3 mg/m3

Engineering Measures Ensure adequate ventilation, especially in confined areas. Ensure that eyewash stations and safety showers are close to the workstation location.

Personal Protective Equipment

Eye/face Protection Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA���s eye and face protection regulations in 29 CFR 1910.133 or European Standard

EN166.

Skin and body protection Wear appropriate protective gloves and clothing to prevent skin exposure.

Respiratory Protection Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if

exposure limits are exceeded or if irritation or other symptoms are experienced.

Hygiene Measures Handle in accordance with good industrial hygiene and safety practice.

9. Physical and chemical properties

Physical State Solid

Appearance White

Odor No information available

Odor Threshold No information available

pH No information available

Melting Point/Range 67 ��� 69 ��C / 152.6 ��� 156.2 ��F

Boiling Point/Range 361 ��C / 681.8 ��F @ 760 mmHg

Flash Point 196 ��C / 384.8 ��F

Evaporation Rate Not applicable

Flammability (solid,gas) No information available

Flammability or explosive limits

Upper No data available

Lower No data available

Vapor Pressure 1 mmHg @ 174 ��C

Vapor Density Not applicable

Specific Gravity 0.840

Solubility

Partition coefficient; n-octanol/water Autoignition Temperature

Decomposition Temperature Viscosity

Molecular Formula

Molecular Weight

Reactive Hazard

Stability

Conditions to Avoid

Incompatible Materials

Stearic Acid

No information available

No data available 395 ��C

/ 743 ��F

No information

available Not applicable

C18 H36 O2

284.47

1. Stability and reactivity None known, based on information

Hazardous Polymerization Hazardous Reactions

Acute Toxicity

available Stable under normal conditions.

Avoid dust formation. Incompatible products. Excess heat. Combustible material, Bases, Strong oxidizing agents, Reducing agents

Hazardous Decomposition Products Carbon monoxide (CO), Carbon dioxide (CO2) Hazardous polymerization does not occur.

None under normal processing.

11. Stearic Acid ��� Triple Press ��� Toxicological information

Product Information

Component Information

Component	LD50 Oral	LD50 Dermal	LC50 Inhalation
Stearic acid	LD50 = 4600 mg/kg ( Rat )	LD50 > 5 g/kg ( Rabbit )	Not listed

Toxicologically Synergistic No information available

Products

Delayed and immediate effects as well as chronic effects from short and long-term exposure

Irritation No information available

Sensitization No information available

Carcinogenicity The table below indicates whether each agency has listed any ingredient as a carcinogen.

Component	CAS-No	IARC	NTP	ACGIH	OSHA	Mexico
Stearic acid	57-11-4	Not listed	Not listed	Not listed	Not listed	Not listed

Mutagenic Effects Mutagenic effects have occurred in humans.

Reproductive Effects No information available.

Developmental Effects No information available.

Teratogenicity No information available.

STOT ��� single exposure None known

STOT ��� repeated exposure None known

Aspiration hazard No information available

Symptoms / effects,both acute and No information available

delayed

Endocrine Disruptor Information

Stearic Acid

No information available

Other Adverse Effects The toxicological properties have not been fully investigated. See actual entry in RTECS for complete information.

Stearic Acid

12. Ecological information

Ecotoxicity

Do not empty into drains.

Persistence and Degradability Soluble in water Persistence is unlikely based on information available. Bioaccumulation/ Accumulation No information available.

Mobility Will likely be mobile in the environment due to its water solubility.

13. Stearic Acid ��� Triple Press ��� Disposal considerations

Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. Chemical waste generators must also consult local, regional, and

national hazardous waste regulations to ensure complete and accurate classification.

14. Transport information

DOT Not regulated

TDG Not regulated

IATA Not regulated

IMDG/IMO Not regulated

15. Regulatory information

International Inventories

Component	TSCA	DSL	NDSL	EINECS	ELINCS	NLP	PICCS	ENCS	AICS	IECSC	KECL
Stearic acid	X	X	���	200-313-4	���	X	X	X	X	X

Legend:

X ��� Listed

E ��� Indicates a substance that is the subject of a Section 5(e) Consent order under TSCA.

F ��� Indicates a substance that is the subject of a Section 5(f) Rule under TSCA. N ��� Indicates a polymeric substance containing no free-radical initiator in its inventory name but is considered to cover the designated polymer made with any free-radical initiator regardless of the amount used. P ��� Indicates a commenced PMN substance

R ��� Indicates a substance that is the subject of a Section 6 risk management rule under TSCA.

S ��� Indicates a substance that is identified in a proposed or final Significant New Use Rule

T ��� Indicates a substance that is the subject of a Section 4 test rule under TSCA. XU ��� Indicates a substance exempt from reporting under the Inventory Update Rule, i.e. Partial Updating of the TSCA Inventory Data Base Production and Site Reports (40 CFR 710(B).

Y1 ��� Indicates an exempt polymer that has a number-average molecular weight of 1,000 or greater.

Y2 ��� Indicates an exempt polymer that is a polyester and is made only from reactants included in a specified list of low concern reactants that comprises one of the eligibility criteria for the exemption rule.

U.S. Federal Regulations

TSCA 12(b) Not applicable

SARA 313 Not applicable

SARA 311/312 Hazard Categories See section 2 for more information

CWA (Clean Water Act) Not applicable

Clean Air Act Not applicable

______________________________________________________________________________________________

OSHA Occupational Safety and Health Administration

Not applicable

CERCLA Not applicable

California Proposition 65 This product does not contain any Proposition 65 chemicals U.S. State Right-to-Know Regulations

Stearic Acid

Not applicable

U.S. Department of Transportation

Reportable Quantity (RQ): DOT Marine Pollutant DOT Severe Marine Pollutant

N N N

U.S. Department of Homeland Security

This product does not contain any DHS chemicals.

Other International Regulations

Mexico ��� Grade Slight risk, Grade 1

16. Other information

All reasonable efforts were exercised to compile this SDS in accordance with GHS SANS 10234.

The SDS provides information regarding the health, safety and environmental hazards, at the date of issue, to facilitate the safe receipt, use and handling of the product in the workplace. RLS cannot anticipate or control all conditions under which the product may be handled, used and received in

the workplace, it remains the obligation of each user, receiver or handler to, prior to usage, review this SDS in the context within which the product will be received, handled or used in the workplace. The user, handler or receiver must ensure that the necessary mitigating measures are in place as regards health and safety. This does not substitute the need or requirement for any relevant risk

assessments to be conducted. It further remains the responsibility of the receiver, handler or user

to communicate such information to all relevant parties that may be involved in the receipt, use or

handling of the product. Although all reasonable efforts were exercised in the compilation of this

SDS, RLS does not expressly warrant the accuracy or assume any liability for the incompleteness of the information contained herein or any advice given. The product is sold and risk passes in

accordance with the specific terms and conditions of sale.

DisclaimerThe information stated above is considered to be correct, but does not claim to be inclusive and shall only be used as a guideline. The information provided by this document is confirmed by our continuous updating of knowledge and adheres to the products appropriate safety precautions. It does not represent any guarantee of the product���s
properties. RLS Chemicals and its Associates shall not be held accountable for any damage���s consequent of handling the above product.

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