SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 25/MAY/2005
Date Updated: 12/OCT/2004
Version 1.4
According to 91/155/EEC
Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.
1 - Product and Company Information
Product Name STEARIC ACID, REAGENT GRADE, 95%
Product Number 175366
Company Sigma-Aldrich Pty, Ltd
Unit 2, 14 Anella Avenue
Castle Hill NSW 1765
Australia
Technical Phone # +61 2 9841 0555
Fax +61 2 9841 0500
Emergency Phone # +61 2 9841 0566
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
STEARIC ACID 57-11-4 200-313-4 None
Formula C18H36O2
Molecular Weight 284.48 AMU
Synonyms Century 1240 * Cetylacetic acid * Dar-chem 14 *
Emersol 120 * Emersol 132 * Emersol 150 *
Formula 300 * Glycon DP * Glycon S-70 * Glycon
S-80 * Glycon S-90 * Glycon TP * Groco 54 *
Groco 55 * Groco 55L * Groco 58 * Groco 59 *
Hydrofol acid 1655 * Hydrofol acid 1855 *
Hydrofol 1895 * 1-Heptadecanecarboxylic acid *
HY-Phi 1199 * HY-Phi 1205 * HY-Phi 1303 * HY-Phi
1401 * Hystrene 80 * Hystrene 4516 * Hystrene
5016 * Hystrene 7018 * Hystrene 9718 *
Industrene 5016 * Industrene 8718 * Industrene
9018 * KAM 1000 * KAM 2000 * KAM 3000 * Neo-fat
18 * Neo-fat 18-S * Neo-fat 18-53 * Neo-fat
18-54 * Neo-fat 18-55 * Neo-fat 18-59 * Neo-fat
18-61 * Octadecanoic acid * n-Octadecanoic acid
* Pearl stearic * Stearex beads * Stearic acid
(ACGIH) * Stearophanic acid * Tegostearic 254 *
Tegostearic 255 * Tegostearic 272
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Irritating to skin.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
In case of contact, immediately wash skin with soap and copious
amounts of water.
AFTER EYE CONTACT
In case of contact, immediately flush eyes with copious amounts
of water for at least 15 minutes.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
5 - Fire Fighting Measures
EXPLOSION DATA
Dust Potential: This material, like most materials in powder
form, is capable of creating a dust explosion.
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear respirator, chemical safety goggles, rubber boots, and
heavy rubber gloves.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Do not breathe dust. Avoid contact
with eyes, skin, and clothing. Avoid prolonged or repeated
exposure.
STORAGE
Conditions of Storage: Keep tightly closed.
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Safety shower and eye bath. Mechanical exhaust required.
GENERAL HYGIENE MEASURES
Wash thoroughly after handling.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
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Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.
9 - Physical and Chemical Properties
Appearance Physical State: Solid
Property Value At Temperature or Pressure
pH N/A
BP/BP Range 361 掳C 760 mmHg
MP/MP Range 69 掳C
Flash Point 113 掳C Method: closed cup
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits N/A
Vapor Pressure 1 mmHg 173.7 掳C
SG/Density 0.845 g/cm3
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility N/A
10 - Stability and Reactivity
STABILITY
Stable: Stable.
Materials to Avoid: Bases, Oxidizing agents, Reducing agents.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
RTECS NUMBER: WI2800000
ACUTE TOXICITY
LD50
Oral
Rat
> 2,000 mg/kg
LD50
Intravenous
Rat
21500 UG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Lungs, Thorax, or Respiration:Other changes.
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LD50
Intravenous
Mouse
23 MG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Lungs, Thorax, or Respiration:Other changes.
LD50
Skin
Rabbit
> 5000 mg/kg
IRRITATION DATA
Skin
Human
75 mg
3D
I
Remarks: Mild irritation effect
Skin
Rabbit
500 mg
24H
Remarks: Moderate irritation effect
SIGNS AND SYMPTOMS OF EXPOSURE
To the best of our knowledge, the chemical, physical, and
toxicological properties have not been thoroughly investigated.
ROUTE OF EXPOSURE
Skin Contact: Causes skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.
CHRONIC EXPOSURE - CARCINOGEN
Mouse
Route of Application: Implant
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Kidney, Ureter, Bladder:Tumors.
12 - Ecological Information
No data available.
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.
14 - Transport Information
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RID/ADR
Non-hazardous for road transport.
IMDG
Non-hazardous for sea transport.
IATA
Non-hazardous for air transport.
15 - Regulatory Information
CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: Xi
Irritant.
R-PHRASES: 38
Irritating to skin.
SWITZERLAND
SWISS POISON CLASS: FREI
16 - Other Information
WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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