Product ID:PALMITIC ACID FREE ACID SIGMA GRADE, P0500
MSDS Date:07/01/1999
FSC:6810
NIIN:00N092703
Status Code:A
MSDS Number: CJTQP

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765

Cage: 21076

Telephone: 314-771-5765

Cage: 21076

PALMITIC ACID

CAS: 57-10-3

RTECS: RT4550000

LD50 LC50 Mixture:LD50 (ORAL, RAT): >10 GM/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
INGESTION, OR SKIN ABSORPTION. VAPOR OR MIST IS IRRITATING TO THE
EYES, MUCOUS MEMBRANES AND UPPER REPIRATORY TRACT. CAUSES SKIN
IRRITATION.
Effects of Overexposure:SEE HEALTH HAZARDS.

First Aid:EYES: CONTAMINATION OF THE EYES SHOULD BE TREATED BY
IMMEDIATE AND PROLONGED IRRIGATION WITH COPIOUS AMOUNTS OF WATER
FOR AT LEAST 15 MINUTES. SKIN: IMMEDIATELY WASH SKIN WITH SOAP AND
COPIOUS AMOUNTS OF WATER. INHALATION: REMOVE TO FRESH AIR. IF NOT
BREATHING GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT,
GIVE OXYGEN. INHALATION: WASH OUT MOUTH WITH WATER PROVIDED PERSON
IS CONSCIOUS. CA LL A PHYSICIAN. WASH CONTAMINATED CLOTHING BEFORE
REUSE.

Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER OR APPROPRIATE
FOAM, WATER SPRAY.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:THIS MATERIAL, LIKE MOST MATERIALS IN
POWDER FORM, IS CAPABLE OF CREATING A DUST EXPLOSION.

Spill Release Procedures:WEAR RESPIRATOR, CHEMICAL SAFETY GOGGLES,
RUBBER BOOTS AND HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG AND
HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST VENTILATE AREA AND WASH
SPILL SITE AFTER MATERI AL PICKUP IS COMPLETE.

Handling and Storage Precautions:AVOID CONTACT AND INHALATION.
IRRITANT. KEEP CONTAINER CLOSED. STORE IN A COOL DRY PLACE.

Respiratory Protection:NIOSH-APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EYE WASH AND DELUGE SHOWER MEETING ANSI
DESIGN CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

Melt/Freeze Pt:>61.C, 141.8F
Vapor Pres:10 MM @ 210 C
Appearance and Odor:WHITE CHIPS OR POWDER.

Stability Indicator/Materials to Avoid:YES
BASES, OXIDIZING AGENTS, REDUCING AGENTS.
Hazardous Decomposition Products:TOXIC FUMES OF: CARBON MONOXIDE,
CARBON DIOXIDE.

Waste Disposal Methods: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
ENVIORNMENTAL REGULATIONS.

Toxicological Information:TO THE BEST OF MFR'S KNOWKEDGE, THE CHEMICAL,
PHYSICIAL, AND TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY
INVESTIGATED. RTECS #: RT4550000 PALMITIC ACID. IRRITATION DATA:
SKN-HMN 75 MG/3D-I MLD 8 5DKA8 -,127,1977. TOXICITY DATA: ORL-RAT
LD50:>10 GM/KG AIHAAP 37,251,1976. IVN-MUS LD50:57 MG/KG APTOA6
18,141,1961. TARGET ORGAN DATA: BEHAVIOR (CONVULSIONS OR EFFECT OF
SEIZURE THRESHOLD). KIDNEY, URETER, BLADDER (BLADDER TUMORS).
TUMORIGENIC (NEOPLASTIC BY RTECS CRITERIA). ONLY SELECTED REGISTRY
OF TOXIC EFFECTS OF CHEMICAL SUBSTANCES (RTECS) DATA IS PRESENTED
HERE. SEE ACTUAL ENTRY IN RTECS F OR COMPLETE INFORMATION.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ecological:DATA NOT YET AVAILABLE.

Transport Information:CONTACT SIGMA CHEMICAL COMPANY FOR TRANSPORTATION
INFORMATION.

Federal Regulatory Information:EUROPEAN INFORMATION: IRRITANT: R
36/37/38 IRRITATING TO EYES, RESPIRATORY SYSTEM AND SKIN. S 26 IN
CASE OF CONTACT WITH EYES RINSE IMMEDIATELY WITH PLENTY OF WATER
AND SEEK MEDICAL ADVICE. S 36 WEAR SUITABLE PROTECTIVE CLOTHING.
REVIEWS, STANDARDS, AND REGULATIONS: OEL=MAK. NOHS 1974: HZD 81460;
NIS 23; TNF 1477: NOS 34; TNE 2067. NOES 1983: HZD 81460; NIS 55;
TNF 5543; NOS 61; TNE 105420; TFE 20 470. EPA TSCA SECTION 8 (B)
CHEMICAL INVENTORY. EPA TSCA SECTION 8 (D) UNPUBLISHED
HEALTH/SAFETY STU DIES. EPA TSCA TEST SUBMISSION (TSCATS) DATA
BASE, DECEMBER 1998.