Product ID:SULFUR HEXAFLUORIDE
MSDS Date:10/12/1987
FSC:6830
NIIN:00N069456
MSDS Number: BZMSN

BIG THREE INDUSTRIES INC

HOUSTON, TX 77253
US

Emergency Phone: 713-868-0302

Info Phone: 713-868-0302

Cage: 17688

AIR LIQUIDE AMERICA CORPORATION

HOUSTON, TX 77056-8229 US

Telephone: 713-896-2896;800-231-1366

Cage: 17688

SULFUR FLUORIDE; (SULFUR HEXAFLUORIDE) (MFR CAS #

CAS: 2551-62-4

RTECS: WS4900000

OSHA PEL 1000 PPM

ACGIH TLV: 1000 PPM; 9495

HEXAFLUORIDE. RESCUE PERSONNEL SHOULD BE EQUIPPED

RTECS: 9999999ZZ

PVNT UNNEC EXPOS. SECTION NOTES TOXICOLOGICAL

RTECS: 9999999ZZ

LIBERATION OF LARGE AMT IN A CONFINED AREA COULD

RTECS: 9999999ZZ

DISPOSAL ASSISTANCE, CALL THE EMERGENCY

RTECS: 9999999ZZ

USE A CHECK VALVE/TRAP IN THE DISCHARGE LINE TO

RTECS: 9999999ZZ

PROTECT CYLINDERS FROM PHYSICAL

RTECS: 9999999ZZ

HEAVILY TRAVELLED AREAS & EMERGENCY EXITS. DO NOT

RTECS: 9999999ZZ

125F (51.7C). CYLINDERS SHOULD BE STORED UPRIGHT AND

RTECS: 9999999ZZ

FULL & EMPTY CNTNRS SHOULD BE SEGREGATED. USE A

RTECS: 9999999ZZ

STORED FOR EXCESSIVE PERIODS OF TIME. FOR ADDITIONAL

RTECS: 9999999ZZ

ASSOCIATION PAMPHLET P-1. SPECIAL PACKAGING

RTECS: 9999999ZZ

IS NONCORROSIVE & MAY BE USED W/ANY COMMON

RTECS: 9999999ZZ

COMPRESSED GAS CYLINDERS SHOULD NOT BE REFILLED

RTECS: 9999999ZZ

SHIPMENT OF A COMPRESSED GAS CYLINDER WHICH HAS NOT

RTECS: 9999999ZZ

CONSENT IS A VIOLATION OF FEDERAL LAW (49 CFR).

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EFFECTS OF EXPOSURE TO HIGH
CONCENTRATIONS WHICH DISPLACE THE OXYGEN IN THE AIR NECESSARY FOR
LIFE ARE HEADACHE, DIZZINESS, LABORED BREATHING AND EVENTUAL
UNCONSCIOUSNESS.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST:CALL MD IMMED . EYES:IMMED FLUSH W/POTABLE H*2O FOR
MIN OF 15 MIN, SEEK ASSISTANCE FROM MD . SKIN:FLUSH W/COPIOUS AMTS
OF H*2O. CALL MD . INHAL:CONSCIOUS PERSONS SHOULD BE ASS ISTED TO
UNCONTAMD AREA & INHALE FRESH AIR. QUICK REMOVAL FROM CONTAMD AREA
IS MOST IMPORTANT. UNCON PERSON SHOULD BE MOVED TO UNCONTAMINATED
AREA, GIVE MOUTH-TO-MOUTH RESUSCITATION & SUPP (SUPDAT)

Extinguishing Media:NONFLAMMABLE, INERT GAS.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
IF POSS, W/OUT RISK, MOVE CYL AWAY FROM FIRE AREA. FROM SAFE
DISTANCE COOL CYL W/WATER SPRAY UNTIL (SUPDAT)
Unusual Fire/Explosion Hazard:CYLINDERS EXPOSED TO HEAT OR FLAMES MAY
VENT RAPIDLY OR EXPLODE.

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREA. USE
APPROPRIATE PROT EQUIP. IF LEAK IS IN USER'S EQUIP, BE CERTAIN TO
PURGE PIPING W/INERT GAS PRIOR TO ATTEMPTING REPAIRS. IF LEAK IS IN
CONTAINER/CONTAINER VALVE, CALL THE EMERGENCY PHONE
NUMBER713-868-03
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:USE ONLY IN WELL VENT AREAS. VALVE
PROTECTION CAPS MUST REMAIN IN PLACE UNLESS CONTAINERS IS SECURED
W/VALVE OUTLET PIPED TO USE POINT.
Other Precautions:DO NOT DRAG, SLIDE/ROLL CYLS. USE SUITABLE HAND TRUCK
FOR CYLINDER MOVEMENT. USE PRESS REDUCING REGULATOR WHEN CONNECTING
CYL TO LOW PRESS (<700 PSIG) PIPING/SYS. DO NOT HEAT CYL BY ANY
MEANS TO INCR DISCHARGE RATE OF PROD FROM CYL.(ING 6)

Respiratory Protection:NIOSH/MSHA APPROVED POSITIVE PRESSURE AIR LINE
MASK OR SELF-CONTAINED BREATHING APPARATUS SHOULD BE AVAILABLE FOR
EMERGENCY USE.
Ventilation:HOOD WITH FORCED VENTILATION. LOCAL EXHAUST: TO PREVENT
ACCUMULATION ABOVE THE TWA.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA . SAFETY SHOES.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VP:312.9 PSIA (2200 KPA). FIRE FIGHT PROC:WELL AFTER FIRE IS OUT. HAZ
DECOMP PROD:COPPER & BRASSES OR SILVER. OTHER METALS CAN CAUSE SLOW
DECOMP TO SF*2, S*2F*2, SF*4, & S*2F*10. FIRST AID PROC:OXYGEN .
FURTHER TREATMENT SHOULD BE SYMPTOMATIC & SUPPORTIVE. PROMPT MED
ATTN IS REQD IN ALL CASES OF OVEREXP TO SULFUR(ING 2)

Boiling Pt:B.P. Text:-83F,-64C
Melt/Freeze Pt:M.P/F.P Text:-59F,-51C
Vapor Pres:SUPDAT
Spec Gravity:5.105 (AIR =1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, ODORLESS GAS.

Stability Indicator/Materials to Avoid:YES
SEE HAZARDOUS DECOMPOSITION PRODUCTS.
Stability Condition to Avoid:NOT APPLICABLE.
Hazardous Decomposition Products:SULFUR HEXAFLUORIDE IS ONLY STABLE AT
ELEVATED TEMPERATURES (<400F) IF CONTAINED IN ALUMINUM, STAINLESS
STEEL, (SUPDAT)

Waste Disposal Methods:ALL FED, STATE, & LOCAL REGS REGARDING HEALTH &
POLLUTION SHOULD BE FOLLOWED IN WASTE DISP. CNTCT MFR SUPPLIER FOR
SPECIFIC RECOMMENDATIONS, DO NOT DISPOSE OF UNUSED QTIES. RETURN
PROPERLY LABELLED SH IPPING CNTNR TO MFR SUPPLIER. FOR EMERGENCY
(ING 5

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