HF-MSDS

HYDROFLUORICACID1.ProductIdentificationSynonyms:Fluorohydricacid;fluoricacid;HydrogenfluoridesolutionCASNo.:7664-39-3MolecularWeight:20.01ChemicalFormula:HFinAqueousSolution.ProductCodes:2.Composition/InformationonIngredientsIngredientCASNoPercentHazardous------------------------------------------------------------------------HydrogenFluoride7664-39-349-50%YesWater7732-18-549-50%No3.HazardsIdentificationEmergencyOverview--------------------------POISON!DANGER!CORROSIVE.EXTREMELYHAZARDOUSLIQUIDANDVAPOR.CAUSESSEVEREBURNSWHICHMAYNOTBEIMMEDIATELYPAINFULORVISIBLE.MAYBEFATALIFSWALLOWEDORINHALED.LIQUIDANDVAPORCANBURNSKIN,EYESANDRESPIRATORYTRACT.CAUSESBONEDAMAGE.REACTIONWITHCERTAINMETALSGENERATESFLAMMABLEANDPOTENTIALLYEXPLOSIVEHYDROGENGAS.-----------------------------------------------------------------------------------------------------------HealthRating:4-Extreme(Poison)FlammabilityRating:0-NoneReactivityRating:2-ModerateContactRating:4-Extreme(Corrosive)LabProtectiveEquip:GOGGLES&SHIELD;LABCOAT&APRON;VENTHOOD;PROPERGLOVESStorageColorCode:White(Corrosive)-----------------------------------------------------------------------------------------------------------PotentialHealthEffects----------------------------------Exposuretohydrofluoricacidcanproduceharmfulhealtheffectsthatmaynotbeimmediatelyapparent.Inhalation:Severelycorrosivetotherespiratorytract.Maycausesorethroat,coughing,laboredbreathingandlungcongestion/inflammation.Ingestion:Corrosive.Maycausesorethroat,abdominalpain,diarrhea,vomiting,severeburnsofthedigestivetract,andkidneydysfunction.SkinContact:Corrosivetotheskin.Skincontactcausesseriousskinburnswhichmaynotbeimmediatelyapparentorpainful.Symptomsmaybedelayed8hoursorlonger.Thefluorideionreadilypenetratestheskincausingdestructionofdeeptissuelayersandevenbone.EyeContact:Corrosivetotheeyes.Symptomsofredness,pain,blurredvision,andpermanenteyedamagemayoccur.ChronicExposure:Intakeofmorethan6mgoffluorineperdaymayresultinfluorosis,boneandjointdamage.Hypocalcemiaandhypomagnesemiacanoccurfromabsorptionoffluorideionintobloodstream.AggravationofPre-existingConditions:Personswithpre-existingskindisorders,eyeproblems,orimpairedkidneyorrespiratoryfunctionmaybemoresusceptibletotheeffectsofthissubstance.4.FirstAidMeasuresForanyrouteofcontact:DetailedFirstAidprocedureshouldbeplannedbeforebeginningworkwithHF.Inhalation:Getmedicalhelpimmediately.Ifpatientisunconscious,giveartificialrespirationoruseinhalator.Keeppatientwarmandresting,andsendtohospitalafterfirstaidiscomplete.Ingestion:Ifswallowed,DONOTINDUCEVOMITING.Givelargequantitiesofwater.Nevergiveanythingbymouthtoanunconsciousperson.Getmedicalattentionimmediately.SkinContact:1)Removethevictimfromthecontaminatedareaandimmediatelyplacehimunderasafetyshowerorwashhimwithawaterhose,whicheverisavailable.2)Removeallcontaminatedclothing.HandleallHF-contaminatedmaterialwithglovesmadeofappropriatematerial,suchasPVCorneoprene.3)Keepwashingwithlargeamountsofwaterforaminimumof15minutes.4)Havesomeonemakearrangementsformedicalattentionwhileyoucontinueflushingtheaffectedareawithwater.5)Ifthefollowingmaterialsareavailable,limitthewashingtofiveminutesandimmersetheburnedareainasolutionof0.2%icedaqueousHyamine1622or0.13%icedaqueousZephiranChloride.Ifimmersionisnotpractical,towelsshouldbesoakedwithoneoftheabovesolutionsandusedascompressesfortheburnarea.Ideallycompressesshouldbechangedevery2minutes.Alternately,2.5%calciumgluconategelshouldbemassagedintotheaffectedarea.6)Seekmedicalattentionassoonaspossibleforallburnsregardlessofhowminortheymayappearinitially.Hyamine1622isatradenamefortetracainebenzethoniumchloride,MerckIndexMonograph1078,aquaternaryammoniumcompoundsoldbyRohm&Haas,Philadelphia.ZephiranChlorideisatradenameforbenzalkoniumchloride,MerckIndexMonograph1059,alsoaquaternaryammoniumcompound,soldbySanofi-SynthelaboInc.,NewYork,NY.EyeContact:1)Irrigateeyesforatleast30minuteswithcopiousquantitiesofwater,keepingtheeyelidsapartandawayfromeyeballsduringirrigation.2)Getcompetentmedicalattentionimmediately,preferablyaneyespecialist.3)Ifaphysicianisnotimmediatelyavailable,applyoneortwodropsofophthalmicanesthetic,(e.g.,0.5%PontocaineHydrochloridesolution).4)Donotuseoilydrops,ointmentorHFskinburntreatments.Placeicepackoneyesuntilreachingemergencyroom.NotetoPhysician:General:Forburnsofmoderateareas,(greaterthan8squareinches),ingestionandsignificantinhalationexposure,severesystemiceffectsmayoccur,andadmissiontoacriticalcareunitshouldbeconsidered.Monitorandcorrectforhypocalcemia,cardiacarrhythmias,hypomagnesemiaandhyperkalemia.Insomecasesrenaldialysismaybeindicated.Inhalation:Treataschemicalpneumonia.Monitorforhypocalcemia,2.5%calciumgluconateinnormalsalinebynebulizerorbyIPPBwith100%oxygenmaydecreasepulmonarydamage.Bronchodilatorsmayalsobeadministered.Skin:FordeepskinburnsorcontactwithconcentratedHF(over50%)solution,considerinfiltrationabouttheaffectedareawith5%calciumgluconate[equalpartsof10%calciumgluconateandsterilesalineforinjection].Burnsbeneaththenailmayrequiresplittingthenailandapplicationo