Product ID:SILICONE FLUID F-221
MSDS Date:08/29/1992
FSC:9150
NIIN:01-055-5995
MSDS Number: BXZHG

Emergency Phone: 800-424-9300(CHEMTREC)/517-264-8500

Info Phone: 517-264-8500

Cage: 0DF77

Telephone: 517-264-8500

Cage: 0DF77

HEXAMETHYLDISILOXANE

CAS: 107-46-0

RTECS: JM9237000

Fraction By Weight: 100%

LD50 LC50 Mixture:ORAL, RATS LD50 >4640MG/KG.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYE/SKIN/INHAL:NO TOXIC EFFECTS
EXPECTED. INGEST:NOT EXPECTED IN INDUSTRIAL USE. ACUTE EFFECTS OF
EXPO/CHRONIC EFFECTS OF EXPO:NONE KNOWN.
Explanation of Carcinogenicity:PER MSDS:MATL DOES NOT CONTAIN ANY
INGRED LISTED BY IARC/NTP/OSHA AS CARCINOGENS IN AMTS EXCEEDING
0.1%.
Effects of Overexposure:NO TOXIC EFFECTS EXPECTED.
Medical Cond Aggravated by Exposure:NO DATA AVAILABLE WHICH ADDRESS MED
CONDITIONS WHICH ARE GENERALLY RECONGNIZED AS BEING AGGRAVATED BY
EXPO TO THIS PRODUCT.

First Aid:EYE:FLUSH WELL W/WATER FOR 15MINS.OBTAIN MED ATTN IF IRRIT
OCCURS. SKIN:REMOVE EXCESS MATL FRM SKIN W/WATERLESS SKIN
CLEANER.FLUSH W/PLENTY OF WATER & WATER WELL W/SATER/SOAP.REMOVE
CONTAMIN CLOTH/SHO ES.IRRIT OCCURS OBTAIN MED ATTN.
INHAL/INGEST:NOT APPLICABLE.

Flash Point Method:TCC
Flash Point:30.0F,-1.1C
Lower Limits:N/D
Upper Limits:N/D
Extinguishing Media:USE WATER SPRAY, DRY CHEMICALS, OR CARBON DIOXIDE.
Fire Fighting Procedures:USE STD FIREFIGHTING TECHNIQUES TO EXTI FIRES
INVOLVING MATL.PREVENT HUMAN EXPO TO FIRE/SMOKE/FUMES/COMBUST
PROD.EVACUATE NON-ESSENTIAL PERSONNEL FRM (SUPPLEME)
Unusual Fire/Explosion Hazard:MATL FLAMM/FIRE HAZ.SUPPORTS
COMBUST/DECOMPOSES UNDER FIRE CONDITIONS TO GIVE OFF TOXIC MATLS.DO
NOT USE WELD/CUT TORCH ON/NEAR CNTNR EVEN EMPTY-EXPLO (SUPPLEM)

Spill Release Procedures:REMOVE ALL IGN SOURCES.CONTROL SPILL SOURCE
W/O RISK.MAKE SURE ALL INVOLVED IN CLEANUP FOLLOW GOOD INDUSTRIAL
HYG PRAC.ABOSRB W/SAND/FULLER EARTH.SWEEP UP,PLACE IN CHEM WASTE
CNTNR.FLUSH AREA W/WATER. OBSERVE ALL LAW/REG.CLEAN WELL RESIDUE
(SUPPLEMEN)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL,DRY WELL VENTI AREA.KEEP
AWAY FRM HEAT/SPARKS/OPN FLAME.NEVER USE WELD/CUT TORCH ON/NEAR ANY
CNTNR(EVEN EMPTY)AS EXPLO CAN OCCUR.
Other Precautions:NON-CORR TO MATLS COMMONLY USED IN CONSTRUCTION OF
PROCESS EQPMT,STORAGE,SHIPPING CNTNRS.KEEP CNTNR CLSD EVEN WHEN
EMPTY.DO NOT REUSE EMTPY CNTNRS UNLESS PROPERLY RECONDITIONED;MAY
CONTAIN RESIDUEAL M ATL.

Respiratory Protection:IF CONDITIONS GENERATE AIRBORNE CONTAMIN,MATL
SHOULD BE HANDLED IN OPN(E.G. OUTDOOR)/WELL VENTI AREA.WHERE ADEQU
VENTI NOT AVAILABLE USE NIOSH APPROVED ORG VAP RESP
W/DUST/MIST/FUME FILT TO REDUCE EXP O.HIGHER LEVEL PROT:+PRESS
AIRSUPP RESP.
Ventilation:LOC EXHAU VENTI,ENCLOSED SYS DESIGN,PROCESS
ISOLATION,REMOTE CONTROL IN COMBINATION W/APPROPRIATE USE OF PPE.
Protective Gloves:RECOMMENDED.
Eye Protection:CHEM SAF GLASSES,GOGG,FACESHIELDS.
Other Protective Equipment:SUITABLE LONG-SLEEVED CLOTH.EYEWASH STATIONS
& SAFETY SHOWERS EASILY ASSESSIBLE.
Work Hygienic Practices:WASH CONTAMIN CLOTH BEF REUSE.EAT/DRINK/SMOKE
PROHIBITED IN AREAS OF POT SIGNIF EXPO.HANDS/FACE WASH WELL BEF
EAT.
Supplemental Safety and Health
FIREFIGHT:FIRE AREA.FIREFIGHTERS WEAR FULLFACE,SCBA,IMPERV PROT
CLOTH.NOT LEAK KEEP FIRE-EXPO CNTNRS COOL W/WATERSPRAY TO PREVENT
RUPTURE DUE TO EXCESSIVE FIRE.HI PRESSURE WATERHOSE SPREAD PROD.
FIRE/ EXPLO HAZ:COULD OCCUR.DO NOT USE/POUR/SPILL/STORE NEAR
HEAT/SPARK SOURCE/OPN FLAME.SPILL:DIKE SPILLS.

HCC:F2
Boiling Pt:=100.C, 212.F
Vapor Pres:30 @68F
Vapor Density:6
Spec Gravity:0.760
Evaporation Rate & Reference:0.35 ETHER=1
Solubility in Water:NEGLIGIBLE.
Appearance and Odor:CLEAR, COLORLESS, LIQUID WITH MINIMAL ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:ELIMINATE ALL IGN SOURCES.
Hazardous Decomposition Products:SIO2, CO, CO2, FORMALDEHYDE & VARIOUS
HYDROCARBON FRAGMENTS.

Waste Disposal Methods:IF CAN'T BE USED/CHEM REPROCESSED SHOULD BE
DISPOSED @APPROVED FACILITY IAW W/APPLICABLE REGS UNDER
RCRA.STATE/LOCAL REGS MAY BE MORE STRINGENT THAN FED.PRODUCT
BECOMES WASTE CONSIDERED HAZ WASTE DUE TO IGN.DISPOSE EMPTY CNTNR
IAW REGS/RCRA.

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assume responsibility for the suitability of this information to their
particular situation.