===================== Product Identification =====================
MSDS NAME:SULFUR DIOXIDE
NIIN:00N051129
MSDS Number: BTZNF
=== Responsible Party ===
Company:MARSULEX INC
Address:40 RICHARDS AVE
Box:5453
City:NORWALK
State:CT
ZIP:06856-5453
Country:US
Info Phone Num:203-854-0300
Emergency Phone Num:800-263-9502
CAGE:MARSU
=== Contractor Identification ===
Company:MARSULEX INC
Address:40 RICHARDS AVE
Box:5453
City:NORWALK
State:CT
ZIP:06856-5453
Country:US
Phone:203-854-0300
CAGE:MARSU
============= Composition/Information on Ingredients =============
Name:ING 7:ATTN IMMED. INGEST:IF VICTIM IS ALERT & NOT
CONVULSING, GIVE 1/2-1 GLASS OF WATER TO DILUTE MATL. DO NOT (ING
9)
RTECS #:9999999ZZ
Name:ING 8:INDUCE VOMIT. IF SPONT VOMIT OCCURS, HAVE VICTIM LEAN
FORWARD W/HEAD DOWN TO AVOID BRTHG IN OF VOMITUS, (ING 10)
RTECS #:9999999ZZ
Name:ING 9:RINSE MOUTH & ADMINISTER MORE WATER. OBTAIN MEDICAL
ATTENTION IMMEDIATELY.
RTECS #:9999999ZZ
Name:SPILL PROC:CYL SHOULD NEVER BE IMMERSED IN WATER. DO NOT
ALLOW SPILLED LIQ TO ENTER WATERWAYS. HARMFUL TO (ING 12)
RTECS #:9999999ZZ
Name:ING 11:AQUATIC LIFE IN LOW CONCENTRATIONS. MAY BE DANGEROUS
IF IT ENTERS WATER INTAKES.
RTECS #:9999999ZZ
Name:NEUT AGENT:NAOH); HYDRATED LIME (CA(OH)*2); SODIUM
BICARBONATE (NAHCO*3). MAINTAIN ALKALINE PH DURING NEUT. (ING 14)
RTECS #:9999999ZZ
Name:ING 13:ALKALINE SOLNS MUST BE OXIDIZED (E.G., H*2O*2)
BEFORE DISPOSAL DUE TO THEIR OXYGEN DEMAND.
RTECS #:9999999ZZ
Name:OTHER PREC:MUST BE INSTALLED TO PROT AGAINST EQUIP RUPTURE.
CNDTNS OF USE, ADEQUACY OF ENGINEERING/OTHER CONTROL(ING 16)
RTECS #:9999999ZZ
Name:ING 15:MEASURES & ACTUAL EXPOS WILL DICTATE NEED FOR
SPECIFIC PROT DEVICES AT YOUR WORKPLACE.
RTECS #:9999999ZZ
Name:OTHER PROT EQUIP:EYEWASH FOUNTAINS WHICH MEET ANSI DESIGN
CRITERIA SHOULD BE INSTALLED IN STOR & HANDLING AREAS.
RTECS #:9999999ZZ
Name:EYE PROT:FULL LENGTH FACE SHIELD .
RTECS #:9999999ZZ
Name:ING 6:WATER FOR MIN OF 20 MINS. HOLD EYELIDS OPEN DURING
FLUSHING. IF IRRIT PERSISTS, REPEAT FLUSHING. OBTAIN MED(ING 8)
RTECS #:9999999ZZ
Name:SULFUR DIOXIDE (SARA III)
CAS:7446-09-5
RTECS #:WS4550000
Fraction by Wt: 60-100%
OSHA PEL:5 PPM
ACGIH TLV:2 PPM;5 STEL
Name:SUPDAT:LIQ SO*2 IS SPLASHED IN EYES. SULFUR DIOXIDE CAN
PENETRATE INTACT CORNEA & CAUSE IRITIS. INGEST:SEV BURNS (ING 3)
RTECS #:9999999ZZ
Name:ING 2:TO MOUTH, THROAT & GASTROINTESTINAL SYSTEM.
RTECS #:9999999ZZ
Name:MED CNDTNS:VARIATIONS IN INDIVIDUAL SUSCEPTIBILITIES TO
SO*2 PROBABLY EXISTS.
RTECS #:9999999ZZ
Name:FIRST AID PROC:PERSISTS REPEAT FLUSHING. OBTAIN MED ATTN
IMMED. TREAT FROSTBITE BY IMMED IMMERSING AFFECTED AREA (ING 6)
RTECS #:9999999ZZ
Name:ING 5:IN WARM WATER UNTIL SKIN HAS WARMED UP & TURNED PINK.
OBTAIN MED ATTN IMMED. EYES:IMMED FLUSH W/RUNNING (ING 7)
RTECS #:9999999ZZ
===================== Hazards Identification =====================
LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL:ACUTE EXPOS MAY RSLT IN DRYNESS
& IRRIT OF NOSE & THROAT, CHOKING, SNEEZING, COUGH & BRONCHOSPASM.
SEV OVEREXP MAY CAUSE DEATH THRU SYSTEMIC ACIDOSIS, PULM EDEMA/FROM
RESP ARREST. PRLNG/RPTD EXP OS MAY CAUSE IMPAIRED LUNG FUNCTION,
BRONCH, HACKING COUGH, NASAL IRRIT & DISCHARGE, INCR FATG, (EFTS OF
OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:ALTERATION IN SENSES OF TASTE & SMELL
& LONGER DURATION OF COMMON COLDS. DENTAL CANES, LOSS OF FILINGS,
GUM DISORDERS & RAPID & PAINLESS DESTRUCT OF TEETH MAY RSLT FROM
OVEREXP. SKIN:LIQ SULF UR DIOXIDE CAN CAUSE FROST BITE & BURNS.
SO*2 CONVERTS TO SULFUROUS ACID IN MOST ENVIRONS WHICH MAY CAUSE
(SUPP DATA)
Medical Cond Aggravated by Exposure:PERS SUBJECT TO ASTHMATIC ATTACKS
MAY EXPER ASTHMATIC PAROXYSM. ANY DISORDER INHIBITING NASAL
RESP/ANY CVS DISEASE MAY PRECLUDE EXPOS TO SO*2. EFTS MAY BE
EXACERBATED IN SMOKERS. SIGNIFICANT (ING 4)
======================= First Aid Measures =======================
First Aid:INHAL:MOVE VICTIM TO FRESH AIR. STAY W/VICTIM & HAVE SEC
RESCUER OBTAIN OXYGEN EQUIP & CALL AMBULANCE. OXYGEN SHOULD BE
ADMIN BY TRAINED PERS. GIVE ARTF RESP ONLY IF BRTHG HAS STOPPED.
GIVE CPR IF THE RE IS NO BRTHG & NO PULSE. OBTAIN MED ATTN IMMED.
SKIN:FLUSH W/RUNNING WATER & CONTINUE FLUSHING W/RUNNING WATER FOR
MIN OF 20 MINS. START FLUSHING WHILE REMOVING CONTAM CLTHG. IF
IRRIT (ING 5)
===================== Fire Fighting Measures =====================
Extinguishing Media:USE APPROPRIATE MEDIA TO EXTINGUISH SOURCE OF FIRE.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
REMOVE SULFUR DIOXIDE CNTNRS FROM FIRE ZONE IF POSS. APPLY WATER TO
COOL CNTNRS UNLESS THERE IS (SUPP DATA)
Unusual Fire/Explosion Hazard:CYLS & TON CNTNRS WILL VENT THRU FUSIBLE
PLUG AT 71C(160F). TANK CARS & TANK TRUCKS ARE FITTED W/SFTY RELIEF
VALVES & WILL VENT AT 1550 KPA (225 PSIG)/ (SUPDAT)
================== Accidental Release Measures ==================
Spill Release Procedures:MOVE UNPROT PERS UPWIND. IF SO*2 CNTNR IS
LEAKING, TRY TO POSITION IT SO THAT GAS, RATHER THAN LIQ, LEAKS.
USING FULL PROT EQUIP, APPLY EMER SEALING DEVICE IF POSS. COVER
LEAK AREA W/TARPAULIN/PLASTIC SHEET TO LIM SPREAD OF SO*2. LEAKING
SO*2(ING 11)
Neutralizing Agent:DEACTIVATING CHEMS:DILUTE SOLNS OF SODA
ASH(NA*2CO*3); CAUSTIC SODA(WEAK(ING 13)
====================== Handling and Storage ======================
Handling and Storage Precautions:MAINTAIN TEMP SUCH THAT RESULTANT VAP
PRESS IS LOWER THAN RELIEF SETTING. DRY SO*2 IS STORED IN
REGISTERED STEEL PRESS VESSELS.
Other Precautions:KEEP AWAY FROM HEAT SOURCES. SEGREGATE FROM COMBUST
MATL. AS COMPRESSED GAS, SO*2 MUST BE HNDLD CAREFULLY IN
PRESSURIZED CNTNRS. CARBON STEEL MEETING REQD ASTM SPECIFICATIONS
IS ACCEPTABLE PROVIDED SO *2 IS DRY. SUITABLE RELIEF MECHS(ING 15)
============= Exposure Controls/Personal Protection =============
Respiratory Protection:NIOSH/MSHA APPROVED AIR-PURIFYING RESPIRATOR
EQUIPPED W/ACID GAS CARTRIDGES FOR CONCENTRATIONS UP TO 20 PPM.
NIOSH/MSHA APPROVED AIR-SUPPLIED RESPIRATOR FOR HIGHER OR UNKNOWN
CONCENTRATIONS.
Ventilation:LOCAL EXHAUST VENTILATION PREFERRED. SO*2 SHOULD BE
COLLECTED & NEUTRALIZED IN A SUITABLE SCRUBBING SYSTEM.
Protective Gloves:INSULATED IMPERVIOUS GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS &(ING 18)
Other Protective Equipment:HEAVY-WEIGHT COVERALLS, SFTY BOOTS.
IMPERVIOUS GAS-TIGHT OVERALL BODY PROT DEPENDING ON EXPOS. SFTY
SHOWERS & (ING 17)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC:SULFUR DIOXIDE LEAK. GAS TIGHT SUITS REQD IN EXTREME
(>1000 PPM) CONCS OF SO*2 GAS. EXPLO HAZ:944 KPA (137 PSIG) IN
FIRE/WHEN UNDULY HIGH PRESS IS APPLIED; E.G., EXCESSIVE AIR
PADDING. SULFUR DIOXIDE IS NOT EXPLO. EFTS OF OVEREXP:IRRITS.
EYES:CORNEAL BURNS, OPACIFICATION & BLINDNESS MAY RSLT IF (ING 2)
================== Physical/Chemical Properties ==================
Boiling Pt:B.P. Text:14F,-10C
Melt/Freeze Pt:M.P/F.P Text:-105F,-76C
Vapor Pres:2475 @ 20C
Vapor Density:2.926
Spec Gravity:1.436
Evaporation Rate & Reference:40.18 @ 21C.
Solubility in Water:11.9% BY WT @ 15C.
Appearance and Odor:COLORLESS GAS OR LIQUID; STRONG PUNGENT ODOR.
Percent Volatiles by Volume:100
================= Stability and Reactivity Data =================
Stability Indicator/Materials to Avoid:YES
MOIST GAS CORRODES MOST METALS. REACTS W/WATER. REACTS VIGOROUSLY
W/STRONG ALKALIES & OXIDIZING AGENTS.
Stability Condition to Avoid:AVOID EXPOSURE TO MOISTURE & HIGH
TEMPERATURES.
Hazardous Decomposition Products:DOES NOT DECOMPOSE BUT WILL REACT
W/WATER OR STEAM TO PRODUCE CORROSIVE PRODUCTS.
==================== Disposal Considerations ====================
Waste Disposal Methods:DISPOSE OF WASTE MATERIAL AT APPROVED WASTE
TREATMENT/DISPOSAL FACILITY, I/A/W APPLICABLE FEDERAL, STATE &
LOCAL REGULATIONS. DO NOT DISPOSE OF WASTE W/NORMAL GARBAGE OR TO
SEWER SYSTEMS.
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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