DOW CORNING(R) DC-150-HIGH VACUUM GREASE MSDS

Duniway Part #: DC-150DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 1 of 71. IDENTIFICATION OF THE SUBSTANCE AND OF THE COMPANYDow Corning CorporationSouth Saginaw RoadMidland, Michigan 4868624 Hour Emergency Telephone:Customer Service:Product Disposal Information:CHEMTREC:(989) 496-5900(989) 496-6000(989) 496-6315(800) 424-9300MSDS No.: 01018817 Revision Date: 2002/01/18Generic Description: Silicone compoundPhysical Form: Viscous LiquidColor: Translucent whiteOdor: OdorlessNote: NFPA = National Fire Protection Association2. OSHA HAZARDOUS COMPONENTSNFPA Profile: Health 0 Flammability 1 Instability/Reactivity 0None present. This is not a hazardous material as defined in the OSHA Hazard Communication Standard.3. EFFECTS OF OVEREXPOSUREAcute EffectsEye:Skin:Inhalation:Oral:Direct contact may cause temporary redness and discomfort.No significant irritation expected from a single short-term exposure.No significant effects expected from a single short-term exposure.Low ingestion hazard in normal use.Prolonged/Repeated Exposure EffectsSkin:Inhalation:Oral:No known applicable information.No known applicable information.No known applicable information.Signs and Symptoms of OverexposureNo known applicable information.Medical Conditions Aggravated by ExposureNo known applicable information.The above listed potential effects of overexposure are based on actual data, results of studies performed upon similarcompositions, component data and/or expert review of the product. Please refer to Section 11 for the detailed toxicologyinformation.

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 2 of 74. FIRST AID MEASURESEye:Skin:Inhalation:Oral:Comments:Immediately flush with water.No first aid should be needed.No first aid should be needed.No first aid should be needed.Treat symptomatically.5. FIRE FIGHTING MEASURESFlash Point:AutoignitionTemperature:212 °F / 100 °C (Closed Cup)Not determined.Flammability Limits in Air: Not determined.Extinguishing Media:Fire Fighting Measures:Unusual Fire Hazards:Carbon dioxide (CO2). Water spray. Dry chemical. Foam. Water can be used to coolfire exposed containers.Self-contained breathing apparatus and protective clothing should be worn in fightinglarge fires involving chemicals. Determine the need to evacuate or isolate the areaaccording to your local emergency plan.None.Hazardous Decomposition ProductsThermal breakdown of this product during fire or very high heat conditions may evolve the following hazardousdecomposition products: Carbon oxides and traces of incompletely burned carbon compounds. Silicon dioxide.Formaldehyde.6. ACCIDENTAL RELEASE MEASURESContainment/Clean up:Sections 13 and 15 of this MSDS provide information regarding certain federal andstate requirements. Clean up remaining materials from spill with suitable absorbant.For large spills, provide diking or other appropriate containment to keep material fromspreading. If diked material can be pumped, store recovered material in appropriatecontainer. Clean area as appropriate since some silicone materials, even in smallquantities, may present a slip hazard. Final cleaning may require use of steam,solvents or detergents. Observe all personal protection equipment recommendationsdescribed in Sections 5 and 8. Local, state and federal laws and regulations may applyto releases and disposal of this material, as well as those materials and items employedin the cleanup of releases. You will need to determine which federal, state and locallaws and regulations are applicable.Note: See section 8 for Personal Protective Equipment for Spills. Call Dow Corning Corporation, (989) 496-5900,if additional information is required.

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 3 of 77. HANDLING AND STORAGEUse with adequate ventilation. None. Avoid eye contact.Use reasonable care and store away from oxidizing materials.8. EXPOSURE CONTROLS / PERSONAL PROTECTIONComponent Exposure LimitsThere are no components with workplace exposure limits.Engineering ControlsLocal Ventilation:General Ventilation:None should be needed.Recommended.Personal Protective Equipment for Routine HandlingEyes:Skin:Suitable Gloves:Inhalation:Suitable Respirator:Use proper protection - safety glasses as a minimum.Washing at mealtime and end of shift is adequate.No special protection needed.No respiratory protection should be needed.None should be needed.Personal Protective Equipment for SpillsEyes:Skin:Inhalation/SuitableRespirator:Use proper protection - safety glasses as a minimum.Washing at mealtime and end of shift is adequate.No respiratory protection should be needed.Precautionary Measures: Avoid eye contact. Use reasonable care.Comments:None.Note: These precautions are for room temperature handling. Use at elevated temperature or aerosol/spray applications mayrequire added precautions.9. PHYSICAL AND CHEMICAL PROPERTIESPhysical Form: Viscous LiquidColor: Translucent whiteOdor: OdorlessSpecific Gravity @ 25°C: 1.1

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 4 of 7Viscosity: 2000000 cStFreezing/Melting Point: Not determined.Boiling Point: > 35C/95FVapor Pressure @ 25°C: Not determined.Vapor Density: Not determined.Solubility in Water: Not determined.pH: Not determined.Volatile Content: Not determined.Note: The above information is not intended for use in preparing product specifications. Contact Dow Corning before writingspecifications.10. STABILITY AND REACTIVITYChemical Stability:HazardousPolymerization:Conditions to Avoid:Materials to Avoid:Stable.Hazardous polymerization will not occur.None.Oxidizing material can cause a reaction.11. TOXICOLOGICAL INFORMATIONComponent Toxicology InformationNo known applicable information.Special Hazard Information on ComponentsNo known applicable information.12. ECOLOGICAL INFORMATIONEnvironmental Fate and DistributionComplete information is not yet available.Environmental EffectsComplete information is not yet available.Fate and Effects in Waste Water Treatment PlantsComplete information is not yet available.Ecotoxicity Classification CriteriaHazard Parameters (LC50 or EC50) High Medium LowAcute Aquatic Toxicity (mg/L) 1 and 100Acute Terrestrial Toxicity 100 and 2000This table is adapted from "Environmental Toxicology and Risk Assessment", ASTM STP 1179, p.34, 1993.

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 5 of 7This table can be used to classify the ecotoxicity of this product when ecotoxicity data is listed above. Please read the other informationpresented in the section concerning the overall ecological safety of this material.13. DISPOSAL CONSIDERATIONSRCRA Hazard Class (40 CFR 261)When a decision is made to discard this material, as received, is it classified as a hazardous waste? NoState or local laws may impose additional regulatory requirements regarding disposal.Call Dow Corning Corporate Environmental Management, (989) 496-6315, if additional information is required.14. TRANSPORT INFORMATIONDOT Road Shipment Information (49 CFR 172.101)Ocean Shipment (IMDG)Not subject to IMDG code.Air Shipment (IATA)Not subject to IATA regulations.Call Dow Corning Transportation, (989) 496-8577, if additional information is required.15. REGULATORY INFORMATIONContents of this MSDS comply with the OSHA Hazard Communication Standard 29 CFR 1910.1200.TSCA Status:All chemical substances in this material are included on or exempted from listing on theTSCA Inventory of Chemical Substances.EPA SARA Title III Chemical ListingsSection 302 Extremely Hazardous Substances:None.Section 304 CERCLA Hazardous Substances:None.Section 312 Hazard Class:Acute: NoChronic: NoFire: NoPressure: NoReactive: No

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 6 of 7Section 313 Toxic Chemicals:None present or none present in regulated quantities.Supplemental State Compliance InformationCaliforniaWarning: This product contains the following chemical(s) listed by the State of California under the Safe DrinkingWater and Toxic Enforcement Act of 1986 (Proposition 65) as being known to cause cancer, birth defects orother reproductive harm.None known.MassachusettsCAS Number Wt % Component Name7631-86-9 7.0 - 13.0 Silica, amorphousNew JerseyCAS Number Wt % Component Name63148-62-9 > 60.0 Polydimethylsiloxane7631-86-9 7.0 - 13.0 Silica, amorphous70131-67-8 7.0 - 13.0 Dimethyl siloxane, hydroxy-terminatedPennsylvaniaCAS Number Wt % Component Name63148-62-9 > 60.0 Polydimethylsiloxane7631-86-9 7.0 - 13.0 Silica, amorphous70131-67-8 7.0 - 13.0 Dimethyl siloxane, hydroxy-terminated16. OTHER INFORMATION

DOW CORNING CORPORATIONMaterial Safety Data SheetDOW CORNING(R) HIGH VACUUM GREASEPage: 7 of 7Prepared by: Dow Corning CorporationThese data are offered in good faith as typical values and not as product specifications. No warranty, eitherexpressed or implied, is hereby made. The recommended industrial hygiene and safe handling procedures arebelieved to be generally applicable. However, each user should review these recommendations in the specificcontext of the intended use and determine whether they are appropriate.(R) indicates Registered Trademark