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MSDS  : THIONYL CHLORIDE, 99+%, 23046-4
CAS  : 7719-09-7
NAME  : thionyl chloride
supp data:(dmso). containers may explode if exposed to
===================== Product Identification =====================

MSDS NAME:THIONYL CHLORIDE, 99+%, 23046-4
NIIN:00N014996
MSDS Number: BKNKX
=== Responsible Party ===
Company:ALDRICH CHEMICAL CO INC./SUB OF SIGMA-ALDRICH CORP
Address:1001 W. ST. PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850/FAX -4979
Emergency Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

============= Composition/Information on Ingredients =============

Name:THIONYL CHLORIDE
CAS:7719-09-7
RTECS #:XM5150000
Fraction by Wt: 99%+
OSHA PEL:C 1 PPM
ACGIH TLV:C 1 PPM; 9192

Name:SUPP DATA:(DMSO). CONTAINERS MAY EXPLODE IF EXPOSED TO
TEMPERATURES ABOVE 140C.
RTECS #:9999999ZZ

===================== Hazards Identification =====================

LD50 LC50 Mixture:LC50:(IHL,RAT)500 PPM/1H.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:HARMFUL IF INGESTED, INHALED OR
ABSORBED THROUGH SKIN. CAUSES BURNS. MATERIAL IS EXTREMELY
DESTRUCTIVE TO TISSUE OF MUCOUS MEMBRANES & UPPER RESPIRATORY
TRACT, EYES & SKIN. INHALATION MAY BE FAT AL AS RESULT OF SPASM,
INFLAMMATION & EDEMA OF LARYNX & BRONCHI, CHEMICAL PNEUMONITIS &
PULMONARY EDEMA. (SEE SUPP DATA)
Explanation of Carcinogenicity:NONE SPECIFIED BY MANUFACTURER.
Effects of Overexposure:BURNING SENSATION, COUGHING, WHEEZING,
LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA & VOMITING.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

======================= First Aid Measures =======================

Eyes:IMMED FLUSH W/COPIOUS AMTS OF WATER FOR AT LEAST 15 MIN.
ASSURE ADEQ FLUSHING BY SEPARATING LIDS W/FINGERS. SKIN:IMMED FLUSH
W/COPIOUS AMTS OF WATER FOR AT LEAST 15 MIN WHILE REMOVING CONTAMD
CLT HG/SHOES. WASH CONTAMD CLTHG BEFORE REUSE. INHAL:REMOVE TO
FRESH AIR. SUPPORT BRTHG (GIVE O*2/ARTF RESP), CALL MD. INGEST:CALL
MD IMMEDIATELY .

===================== Fire Fighting Measures =====================

Flash Point:NONE
Extinguishing Media:DRY CHEMICAL POWDER. DO NOT USE WATER.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT . PREVENT CONTACT WITH SKIN AND EYES.
Unusual Fire/Explosion Hazard:WATER HYDROLYZES MATL LIBERATING ACIDIC
GAS WHICH IN CNTCT W/METAL SURFS CAN GENERATE FLAMM &/OR EXPLO
HYDROGEN GAS. EMITS TOXIC FUMES UNDER (SEE SUPP DATA)

================== Accidental Release Measures ==================

Spill Release Procedures:EVACUATE AERA. WEAR NIOSH/MSHA APPRVD SCBA,
RUBBER BOOTS, HEAVY RUBBER GLOVES. ABSORB ON SAND OR VERMICULITE &
PLACE IN CLOSED CONTAINERS FOR DISPOSAL. VENTILATE AREA & WASH
SPILL SITE AFTER MATERIAL PICKUP IS COMPLETE.
Neutralizing Agent:SEE WASTE DISPOSAL METHOD.

====================== Handling and Storage ======================

Handling and Storage Precautions:STORE IN COOL, DRY PLACE UNDER
NITROGEN. KEEP TIGHTLY CLOSED. DO NOT GET IN EYES, ON SKIN OR
CLOTHING. DO NOT BREATHE VAPOR.
Other Precautions:REACTS VIOLENTLY W/WATER. UNPLEASANT ODOR. TOXIC.
LACHRYMATOR. CORROSIVE.

============= Exposure Controls/Personal Protection =============

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL RESISTANT GLOVES.
Eye Protection:CHEM WORK GOG & FULL LGTH FSHLD
Other Protective Equipment:PROTECTIVE CLOTHING. SAFETY SHOWER AND EYE
BATH.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
EXPLO HAZ:FIRE CONDITIONS. CONTAINER EXPLOSION MAY OCCUR UNDER FIRE
CONDITIONS. WASTE DISP METH:GENERATE HEAT & FUMES WHICH CAN BE
CONTROLLED BY RATE OF ADDITION. OBSERVE ALL FEDERAL, STATE & LOCAL
LA WS. HLTH HAZ:THIONYL CHLORIDE HAS BEEN REPORTED TO REACT
VIOLENTLY W/DIMETHYL FORMAMIDE/METHYL SULFOXIDE (SEE INGRED 2)

================== Physical/Chemical Properties ==================

HCC:C3
Boiling Pt:B.P. Text:174F,79C
Melt/Freeze Pt:M.P/F.P Text:-157F,-105C
Vapor Pres:97.0 @20C
Spec Gravity:1.631
Appearance and Odor:CLEAR COLORLESS LIQUID.

================= Stability and Reactivity Data =================

ACIDS, BASES, ALCOHOLS, AMINES. AVOID CONTACT W/METALS.
Stability Condition to Avoid:DO NOT ALLOW WATER TO ENTER CNTNR BECAUSE
OF VIOLENT REACTION. READILY HYDROLYZED.
Hazardous Decomposition Products:TOXIC FUMES OF:HYDROGEN CHLORIDE GAS,
SO*X.

==================== Disposal Considerations ====================

Waste Disposal Methods:SMALL QTYS:CAUTIOUSLY ADD TO LG STIRRED EXCESS
OF WATER. ADJUST PH TO NEUTRAL, SEPARATE ANY INSOLUBLE
SOLIDS/LIQUIDS & PACKAGE FOR HAZ WASTE DISP. FLUSH AQUEOUS SOLN
DOWN DRAIN W/PLENTY OF WATER. HYDR OLYSIS/NEUTRALIZATION RXN MAY
(SEE SUPPDATA)

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.

*** END OF RECORD ***
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SKID-X PART A 68081-84-5
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