Safety Data Sheet (1907/2006/EC)

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1.1 Product identifierCommercial product name: GENIOSIL® GF 31CAS No.: 2530-85-01.2 Relevant identified uses of the substance or mixture and uses advised againstIndustrial.Use of substance / preparation:Intermediate chemical1.3 Details of the supplier of the safety data sheetManufacturer/distributor:Wacker Chemie AGStreet/POB-No.: Hanns-Seidel-Platz 4State/postal code/city:D 81737 MünchenTelephone: +49 89 6279-0Telefax: +49 89 6279-1770Information about the Safety Data Sheet: Telephone +49 8677 83-4888Telefax +49 8677 886-9722eMailWLCP-MSDS@wacker.com1.4 Emergency telephone numberEmergency Information: Plant fire brigade +49 8677 83-2222Emergency Information (internat.): National Response Center +49 621 60-43333SECTION 2: Hazards identification 2.2.1 Classification of the substance or mixtureClassification (GHS):Class Category Route ofexposure- -Classification (67/548/EEC, 1999/45/EC):R-Phrase DescriptionR- -2.2 Label elementsLabelling (GHS):H-CodeHazard Statements- -P-CodePrecautionary Statements- -EC-No.: 219-785-8Labelling (67/548/EEC, 1999/45/EC):R-Phrase DescriptionR- -S-Phrase DescriptionS- -EC-No.: 219-785-82.3 Other hazardsProduct hydrolyses under formation of methanol (CAS no. 67-56-1). Methanol is toxic by inhalation, in contact with skin and ifPage: 1/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012swallowed. Methanol causes damage to organs. Methanol is highly flammable. Inhalation of aerosol spray may damage health.SECTION 3: Composition/information on ingredients 3.3.1 Substances3.1.1 Chemical characterization (substance)EC-No. CAS No. Chemical characteristics219-785-8 2530-85-0 organosilane .3.2 Mixturesnot applicableSECTION 4: First aid measures 4.4.1 Description of first aid measuresGeneral information:In case of accident or if you feel unwell seek medical advice (show label or SDS where possible).After inhalation:Provide fresh air.After contact with the skin:Wash with plenty of water or water and soap. In the event of a visible skin change or other complaints, seek medical advice (showlabel or SDS where possible).After contact with the eyes:Rinse immediately with plenty of water. Seek medical advice in case of continuous irritation.After swallowing:Give several small portions of water to drink. Do not induce vomiting.4.2 Most important symptoms and effects, both acute and delayedAny relevant information can be found in other parts of this section.4.3 Indication of any immediate medical attention and special treatment neededNo data are available.SECTION 5: Firefighting measures 5.5.1 Extinguishing mediaSuitable extinguishing media:water mist , extinguishing powder , alcohol-resistant foam , carbon dioxide , sand .Extinguishing media which must not be used for safety reasons:water spray , water jet .5.2 Special hazards arising from the substance or mixture-5.3 Advice for firefightersSpecial protective equipment for fire fighting:Use respiratory protection independent of recirculated air.SECTION 6: Accidental release measures 6.6.1 Personal precautions, protective equipment and emergency proceduresWear personal protection equipment (see section 8). Keep unprotected persons away. Avoid contact with eyes and skin. Avoidinhaling mists and vapours. If material is released indicate risk of slipping.Page: 2/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.20126.2 Environmental precautionsPrevent material from entering surface waters, drains or sewers and soil. Contain any fluid that runs out using suitable material(e.g. earth). Retain contaminated water/extinguishing water. Dispose of in prescribed marked containers.6.3 Methods and material for containment and cleaning upDo not flush away with water. For small amounts: Absorb with a liquid binding material such as diatomaceous earth and disposeof according to local/state/federal regulations. Contain larger amounts and pump up into suitable containers. Clean any slipperycoating that remains using a detergent / soap solution or another biodegradable cleaner. Exhaust vapours.Further information:Eliminate all sources of ignition.6.4 Reference to other sectionsRelevant information in other sections have to be considered. This applies in particular for information given on personalprotective equipment (section 8) and on disposal (section 13).SECTION 7: Handling and storage 7.7.1 Precautions for safe handlingPrecautions for safe handling:Ensure adequate ventilation. Keep away from incompatible substances in accordance with section 10. Spilled substanceincreases risk of slipping.Precautions against fire and explosion:Product can separate methanol. Flammable vapors may accumulate and form explosive mixtures with air in containers, processvessels, including partial, empty and uncleaned containers and vessels, or other enclosed spaces. Keep away from sources ofignition and do not smoke. Take precautionary measures against electrostatic charging. Cool endangered containers with water.7.2 Conditions for safe storage, including any incompatibilitiesConditions for storage rooms and vessels:Make sure there is no possibility of entering the ground. Suitable material for storage containerts, casks and pipelines: stainlesssteel . Unsuitable material for storage containers, casks and pipelines: steel , nonferrous metals .Advice for storage of incompatible materials:not applicableFurther information for storage:Store in original container only. Protect against moisture. Keep container tightly closed and store in a well-ventilated place. Keepaway from sources of heat. Store in the dark. The effect of direct sunlight or UV radiation must be completely ruled out, evenduring transit. In the product and in the gas space of the container, a small quantity of oxygen must be present for stabilisation.7.3 Specific end use(s)No data are available.SECTION 8: Exposure controls/personal protection 8.8.1 Control parametersMaximum airborne concentrations at the workplace:CAS No. Material Type mg/m 3 ppm Dust fract. Fibre/m 367-56-1 Methanol OEL 266,0 200,0Aerosol - respirable fraction 10,0-The aerosol limit specified is a recommendation should aerosol be formed during processing.8.2 Exposure controls8.2.1 Exposure in the work place limited and controlledGeneral protection and hygiene measures:Avoid contact with eyes and skin. Do not inhale gases/vapours/aerosols. Do not eat, drink or smoke when handling.Page: 3/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012Personal protection equipment:Respiratory protectionIn case of long or strong exposure: gas mask filter ABEK .Hand protectionProtective gloves made of butyl rubber . Gloves suitable for up to 60 minutes' use. The selection of appropriate gloves not onlydepends on the material, but also on other quality characteristics, and may vary depending on the manufacturer. Please observeinformation from your glove supplier in terms of permeability and breakthrough time.Eye protectiontight fitting protective goggles .Skin protectionprotective clothing .8.2.2 Exposure to the environment limited and controlledPrevent material from entering surface waters and soil.8.3 Further information for system design and engineering measuresObserve information in section 7.SECTION 9: Physical and chemical properties 9.9.1 Information on basic physical and chemical propertiesGeneral information:Physical state / form................................................: liquidColour .....................................................................: colourlessOdour ......................................................................: slightImportant information about the protection of health, safety and the environment:Property: Value: Method:Melting point / melting range ...................................: < -50 °CBoiling point / boiling range .....................................: 125 °C at 15 hPaFlash point...............................................................: > 100 °C (ISO 2719)Ignition temperature ................................................: 265 °C (DIN 51794)Lower explosion limit (LEL) .....................................: not determinedUpper explosion limit (UEL).....................................: not determinedVapour pressure......................................................: < 2 hPa at 20 °CDensity ....................................................................: 1,05 g/cm³ at 25 °C (DIN 51757)Water solubility / miscibility......................................: virtually insolublepH-Value .................................................................: not applicableViscosity (dynamic) .................................................: 2,6 mPa.s at 25 °C9.2 Other informationRe 9.2 solubility in water: Hydrolytic decomposition occurs. Explosion limits for released methanol: 5.5 -44%(V). Re 9.2 pH Value: Product displays neutral reaction.SECTION 10: Stability and reactivity 10.10.1 – 10.3 Reactivity; Chemical stability; Possibility of hazardous reactionsIf stored and handled in accordance with standard industrial practices no hazardous reactions are known.Relevant information can possibly be found in other parts of this section.10.4 Conditions to avoidmoisture . Possibility of spontaneous polymerization of unstabilized product by ambient temperature.10.5 Incompatible materialsRadical initiators (peroxid, light, heat, heavy metal compounds) may cause polymerization. Reacts with: water , basic substancesor acids . Reaction causes the formation of: methanol .Page: 4/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.201210.6 Hazardous decomposition productsUnder the effect of humidity, water and protic agents: methanol .10.7 Further information:Product contains polymerization inhibitor.SECTION 11: Toxicological information 11.11.1 Information on toxicological effects11.1.1 Acute toxicityAssessment:Based on the available data acute toxic effects are not expected after single oral exposure. Based on the available data acutetoxic effects are not expected after single dermal exposure.Product details:Route of exposure Result/Effect Species/Test system SourceoralLD 50 : > 2000 mg/kgNo mortality with the given dose.ratdermalLD 50 : > 2000 mg/kgrabbitNo mortality with the given dose.by inhalation LC 50 : > 2,28 mg/l; 4 hrat(spray)No mortality with the given dose.11.1.2 Skin corrosion/irritationAssessment:Based on the available data a clinically relevant skin irritation hazard is not expected.Product details:Page: 5/9test reportOECD 423test reportOECD 402test reportOECD 403Result/Effect Species/Test system Sourcenot irritating rabbit test reportOECD 40411.1.3 Serious eye damage / eye irritationAssessment:Based on the available data a clinically relevant eye irritation hazard is not expected.Product details:Result/Effect Species/Test system Sourcenot irritating rabbit test reportOECD 40511.1.4 Respiratory or skin sensitizationAssessment:Based on the available data a sensitization reaction is not expected from this product.Product details:Route of exposure Result/Effect Species/Test system Sourcedermalnot sensitizingThe given result is based on an evaluationof the whole database for this endpoint("weight of evidence").guinea-pig; Magnusson-Kligmaninternal expertOECD 40611.1.5 Germ cell mutagenicityAssessment:Based on known data a significant mutagenic potential may be excluded.

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012Product details:Result/Effect Species/Test system Sourcenegativemutation assay (in vitro)bacterial cellstest reportOECD 471negativemutation assay (in vitro)test reportmammalian cellspositive (with and without metabolic activation) chromosome aberration assay (in vitro)mammalian cellstest reportOECD 473negativeAssay for sister chromatid exchange (in vitro) test reportmammalian cellsnegativemicro nucleus assay (in vivo)mouseintraperitonealtest reportOECD 47411.1.6 CarcinogenicityAssessment:Based on the available toxicological data no specific evaluation of the carcinogenic potential is scientifically implicated.11.1.7 Reproductive toxicityAssessment:Animal tests have shown no indications of possibility of damage to embryo. Animal tests have shown indications of impairment offertility.Product details:Result/Effect (Examinations of developmental toxicity Species/Test systemand teratogenicity)NOAEL (developmental): 520 mg/kgDevelopmental Toxicity StudyNOAEL (maternal): 520 mg/kgratSymptoms/Effect: delayed development , soft tissue oral (gavage)malformations , marked toxicity in dams .; day 6 - 15 of gestationDevelopmental effects were observed only at maternallytoxic doses.11.1.8 Specific target organ toxicity (single exposure)Assessment:No data known.11.1.9 Specific target organ toxicity (repeated exposure)Assessment:In animal experiments with repeated exposure no effects with relevance for humans were observed.Product details:Page: 6/9Sourcetest reportOECD 414Result/Effect Species/Test system SourceNOAEC: 0,05 mg/lLOAEC: 0,1 mg/lSymptoms/Effect: Local effect(s): respiratory tractSubchronic studyratby inhalation (spray)internal expertAnimal tests have shown no indications of impairment of 90 d; 5 d/w; 6 hours/dayfertility. The given result is based on an evaluation of thewhole database for this endpoint ("weight of evidence").11.1.10 Aspiration hazardAssessment:No data known.11.1.11 Further toxicological informationProduct(s) of hydrolysis: According to literature methanol (67-56-1) irritates mucuous membranes, has skin drying and narcotic

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012effects up to coma or death. Absorption by the skin is possible. Possibility of damage to heart, kidneys, liver and optic nerves(blindness) over a period of time.SECTION 12: Ecological information 12.12.1 ToxicityAssessment:No expected damaging effects to aquatic organisms. According to current knowledge adverse effects on water purification plantsare not expected.Product details:Result/Effect Species/Test system SourceLC 50 : > 1042 mg/l (measured)semistatictest reportzebra fish (Danio rerio) (96 h)EC 50 : > 876 mg/l (nominal)statictest reportDaphnia magna (48 h)IC 50 (growth rate): > 536 mg/l (nominal)statictest reportPseudokirchneriella subcapitata (72 h)EC 50 (respiratory inhibition): > 1000 mg/lstaticPseudomonas putida (3 h)test reportOECD 209NOEC (mortality): >= 1000 mg/kg Earthworm (Eisenia fetida) (14 d) test report12.2 Persistence and degradabilityAssessment:Readily biologically degradable.Product details:Biodegradation:Result Test system/Method Source74 % / 28 dreadily biodegradableDOC - decreasetest reportOECD 301AHydrolysis:Result Test system SourceHalf-life: 4,7 h pH 7; 25 °C calc. value12.3 Bioaccumulative potentialAssessment:No adverse effects expected.12.4 Mobility in soilAssessment:No adverse effects expected.12.5 Results of PBT and vPvB assessmentNo data are available.12.6 Other adverse effectsnone knownSECTION 13: Disposal considerations 13.13.1 Waste treatment methods13.1.1 MaterialRecommendation:Dispose of according to regulations by incineration in a special waste incinerator. Observe local/state/federal regulations.Page: 7/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.201213.1.2 Uncleaned packagingRecommendation:Completely discharge containers (no tear drops, no powder rest, scraped carefully). Containers may be recycled or re-used.Observe local/state/federal regulations.13.1.3 Waste Disposal Legislation Ref.No.(EC)It is not possible to determine a waste code for this product in accordance with the European Waste Catalogue (EWC) since it isonly possible to classify it according to how it is used by the customer. The waste code is to be determined within the EU in liaisonwith the waste-disposal operator.SECTION 14: Transport information 14.14.1 – 14.4 UN number; UN proper shipping name; Transport hazard class(es); Packing groupRoad ADR:Valuation ................................................: Not regulated for transportRailway RID:Valuation ................................................: Not regulated for transportTransport by sea IMDG-Code:Valuation ................................................: Not regulated for transportAir transport ICAO-TI/IATA-DGR:Valuation ................................................: Not regulated for transport14.5 Environmental hazardsHazardous to the environment: no14.6 Special precautions for userRelevant information in other sections have to be considered.14.7 Transport in bulk according to Annex II of MARPOL73/78 and the IBC CodeBulk transport in tankers is not intended.SECTION 15: Regulatory information 15.15.1 Safety, health and environmental regulations/legislation specific for the substance or mixtureNational and local regulations must be observed.For information on labelling please refer to section 2 of this document.Relevant regulations:SI 2002/1689: CHIP Regulations 2002SI 2002/2677: COSHH Regulations 2002SI 1999/3242: Management of Health & Safety at Work Regulations 1999Health & Safety at Work Act 1974SI 1993/1643: Environmental Protection Act 1993 & Subsidiary Regulations.Other national and local measures relating to the workplace, pollution control, environmental protection and waste control.15.2 Chemical safety assessmentA chemical safety assessment according to (EC) regulation 1907/2006 (REACH) has not been carried out for this product.15.3 Other international regulationsDetails of international registration status:Listed on or in accordance with the following inventories:EINECS - EuropeECL - KoreaAICS - AustraliaIECSC - ChinaDSL - CanadaPICCS - PhilippinesPage: 8/9

Safety Data Sheet (1907/2006/EC)Material: 60004701 GENIOSIL® GF 31Version: 2.2 (GB) Date of print: 23.01.2013 Date of last alteration: 07.12.2012TSCA - USASECTION 16: Other information 16.16.1 MaterialThe details in this document are based on the state of our knowledge at the time of revision. They do not constitute an assuranceof the described product properties in terms of statutory warranty requirements.The providing of this document to a recipient does not relieve the recipient of his or her responsibility toward compliance with alllaws and stipulations applicable to the product. This applies in particular to the further sale or distribution of the product orsubstances or items containing the product, in other jurisdictions and with regard to the protection of third-party intellectualproperty rights. If the described product is processed or mixed with other substances or materials, the details stated in thisdocument cannot be conferred to the resultant new product unless this has been expressly mentioned. If the product isrepackaged, the recipient is obligated to additionally provide the required safety-related information.All deliveries are subject to the WACKER SILICONES Health Care Policy, which is available at www.wacker.com.16.2 Further information:Commas appearing in numerical data denote a decimal point. Vertical lines in the left-hand margin indicate changes comparedwith the previous version. This version supersedes all previous versions.- End of Safety Data Sheet -Page: 9/9