MATERIALSAFETYDATASHEET

RevisionDate:Jan.1,2022RevisionNo:06ValiduntilDec.31,2022

SECTION1-ChemicalProductandCompanyIdentification
       GoldenBayTechnologiesCo.,Ltd.FOREMERGENCYSOURCEINFORMATION
       Room1521Building603CONTACT:+86-10-84787308(daytime)
　　Wangjingyuan,ChaoyangDistrict+86-13901015819(othertime)
　　BeijingChina
　　PHONE:+86-10-84787308
　　FAX:+86-10-84787308
　　CASRegistryNumber:7440-21-3
　　Substance:SILICON
　　TRADENAME/SILICONPOWDER,AMORPHOUS;
　　SYNONYMS(S)
　　ChemicalFamily:Siliconmetals
　　AreaofUse:Rawmaterialformanufacture.

SECTION2-Composition,InformationonIngredients
　　ComponentSubstance:SILICON
　　ComponentPerCent:Min.88%CASRegistryNumber:7440-21-3
      ComponentSubstance:SILICONEDIOXIDE
　　ComponentPerCent:Max.2%

SECTION3-HazardsIdentification
　　PotentialHealthMaycauseirritationwheninhaling.
　　EffectsInhalation:
　　PointsofEnvirons-Noinformationisavailable.
　　mentHazard:
　　PointsofOtherRiskfordustexplosion.
　　Hazard:

SECTION4-FirstAidMeasures
　　Inhalation:Removefromexposureareatofreshairimmediately.
　　SkinContact:Removecontaminatedclothingandshoesimmediately.Wash
　　withsoapormilddetergentandlargeamountsofwater.
　　EyeContact:Washeyesimmediatelywithlargeamountsofwater.
　　Ingestion:Rinsemouthwithwater.

SECTION5-FireFightingMeasures
　　ExtinguishingMedia:Drysandordrypowder,alternativelycarbondioxideextinguisher.
　　Donotapplywatertoburningmaterial.
　　Firefighting:Movecontainerfromfireareaifpossible.Cooldowntheoutside
　　ofcontainer.Avoidbreathingvapoursordusts;keepupwind.
　　HazardousCombus-Thermaldecompositionproductsmayincludetoxicoxidesof
　　tionProducts:silicon.

SECTION6-AccidentalReleaseMeasures
　　OccupationalSpill:Shutoffignitionsources.Forsmallspills,sweepupwitha
　　minimumofdusting.Forlagerspills,wetdownwithwaterand
　　dikeforlaterdisposal.Nosmoking,flamesorflaresinhazard area.
      PersonalprotectiveIfneededuseprotectiveinhalationandprotectivegloves.
      Equipment:

SECTION7-HandlingandStorage
　　Handling:Observeallfederal,stateandlocalregulationswhenstoringor
　　disposingofthissubstance.
　　Storage:Keepdry.
　　UnsuitableMaterial:Nospecialrestrictions.