ResponsetoEPACommentsDelistlugPetitionforSludgeintheFinalEffluentPonds(FEPs)CommentsfromDavidM.Friedman,EPARegionIII,February4,2004:1.Page14ofthepetitionstatesthat,“PriortoJune1990,thePAfiltercakewasmanagedasanon-hazardoussolidwaste.ThemanagementofthePAfiltercakeincludeditsdisposalinLandfillNo.1andLandfillNo.2.”Q.WerewastesotherthanPAfiltercakedisposedofintheseunits?Petitionwillbemodifiedwiththefollowing:LandfillNo.1wasoperatedfrom1972to1976asapermittedindustriallandfill.BWXTwasnotrequiredtomaintaindetailedrecordsassociatedwiththelandfillsoperation.BWXThasinvestigatedthelandfillundertheauspicesofaNuclearRegulatoryCommissiondecommissionaction.Basedonthatinvestigation,BWXThasdeterminedthatthemajorityofwastemanagedinthelandfillwasPAfiltercake.However,itisknownthatsmallquantitiesofzircaloymachiningchipswereperiodicallydisposedofthelandfillalongwiththePAfiltercake.2.Page44ofthepetitionstatesthat,“Tables1and2(Exhibit6)identifS’chemicalsthatarenothazardoustohumanhealthandchemicalsthatarenotdischargedtothewastetreatmentfacilities.Thereforethesechemicalshavebeeneliminatedfromfurtherconsideration.”Thepetitiontextthanlists“eliminationcategories,”someofwhichappearasparentheticalsinthesetables,andsomedonot.Q.PleaseclarifythestatusofthechemicalsonTables1-5inExhibit6.Thepetitionwillbemodifiedwiththefollowingboldedwords.Tables1and2(Exhibit6)includechemicalsthatarenothazardoustohumanhealthand/orchemicalsthatarenotdischargedtothewastetreatmentfacilities.Thereforethesechemicalshavebeeneliminatedfromfurtherconsideration.3.Exhibit6,Table3liststhesolventEZE-431.However,thisTradeNamechemicalcompounddoesnotappearonTable4.Q.Pleaseprovideadescriptionofthissolvent.TheMaterialSafetyDataSheetforEZE431hasbeenprovided.EZE431isanaliphatichydrocarbonbasedindustrialcleaner.ItIsusedinsmallquantitiesasasurfacecleanerformetalcomponents.ThespentcleanerismanagedasaRCRAcharacteristic(DOOl)waste.Thecleanercannotbeaddedtothewastewatertreatmentsystem.IthasbeenaddedtoTable4.BWXTQuestionsandResponses6/1412004(February4,2004)4.Page12ofthepetitionstatesthat,“...NPDhasbeenengagedintheproductionandassemblyofcomponentsprimarilyfortheUnitedStatesgovernment,whichinvolvestheuseofmaterial,primarilyunirradlatedenricheduranium.”Page30ofthepetitionstatesthat,“BWXTrecoversuraniumusinganaciddissolutionprocess.Cladfuelcomponentsaredissolvedinasolutionofnitricacid,hydrofluoricacid,andaluminumnitrate.”Q.Arecladfuelcomponentsspentfuelrods?Spentfuelrodsareclassfledasirradiatedmaterial.Thecladfuelcomponentsarenotspentfuelrods.BWXTrecoversfuelcomponentsthatarenotspent.Therecoveredfuelcomponentshavenotbeenirradiated.5.Page31includesadescriptionoftheCompactReactorFuelDevelopmentProcess.Includedintheprocessistheuseofunspecifiedorganicsolutions.Q.Doconcentrationsoftheorganicsolutionsendupinthewastewater?Ifso,whataretheorganiccompounds?(BWXThasspecificareaoperatingproceduresthatprohibitthedischargeoforganicsolutionsfromtheradiologicalprocessingareastothewastewatertreatmentsystem.Thespentorganicsolutionsaremanagedasmixedand/orlow-levelradioactivewastesviaanNRClicensedenergyrecoveryvendorandtheresultantashissenttoalicensedradiologicalwastedisposalsite.6.Page30containsadescriptionofthedown-blendingoperations.Page31indicatesthat,“ThepuzposeoftheCRFProcessistoconverturaniumsolutionsintofuel.Q.Dotheseprocessesincludetheconversionofuranylnitratetouranyldioxide,ortouraniummetal?Ifso,howisthisaccomplished?BWXToperatesafullylièensedcommercialDowublendingfacility.Thefacilitydownblendshighlyenricheduranium(greaterthan20%byweightoftheuraniumisotope235)toafullyconformingcommercialgradelow-enricheduraniumwithanenrichmentof4%U-235.Thisprocessproducesprimarilyeitheruranylnitratesolutionsoruranylnitratehydratecrystals,whicharetransportedtonuclearfuelfabricationfacilities.7.ThedataonthesludgefromtheOctober1993studyshowsthatthemajorityoftheactivityisassociatedwiththeisotopeU2.2/3BWXTQuestionsandResponses6/14/2004(February4,2004)Q.DoesBWKTseparateoutULasacontaminant?DoesBWU’useTOPO(triocrylphosphineoxide)?BWXTworkswithhighlyenricheduranium(HEU),whichconsistsoftheisotopesofuranium234,235and238.Thereareotheruraniumisotopespresentatinsignificantlevels,andofcoursetheyallarethesamechemically.TheHEUisenrichedbyweightInU.ThespecificactivityofU(basedonitshalflife)is2.142micro-Curiespergram.TheuraniumIsotopeUhasaspecificactivityof6,143mlcro-Curiespergram,thusalthoughthemassofUintheHEUislowrelativetoU,itisasignificantportionofthetotalactivityintheuranium.BWXTdoesnotuseTOPO.3/3C

# I

EZE

431

,Z393 P.O.

Box

1346 Pittsburgh,

PA 15230-1346 w.

c0RA



# •

a

Phone--(412)494-8000 CHEMTREC 1-800-424-9300 MATERIAL

SAFETY

DATA

SHEET Section

1. PRODUCT IDENTIFICATION PRODUCT

NAME:

EZE

431 CHEMICAL DESCRIPTION:

Aliphatic hydrocarbon PRODUCT

CLASS:

Industrial

cleaner MSDS

CODE:

E31

2 Section

2. INFORMATION

ON INGREDIENTS

CAS

%by Chemical

Name

Number

Weight

OSHA

PEL

ACGIH

TLV Isoparaffinic

hydrocarbon

64742-48-9

100

None establishesd

TWA

300

ppm (supplier. 

# recommendation) Section

3. HAZARDS IDENTIFICATiON *********************

EMERGENCY

OVERVIEW Clear

liquid

with

a mild solvent

odor. WARNING’ May cause

eye,

skin

and respiratory

tract irritation.

UG

1

9 1991 Aspiration

may cause

lung damage. Combustible

liquid

and vapor.—-.—,,



# 0 T **************************************************************** PRIMARY

ROUTES

OF ENTRY:

Eye

and

skin contact, inhalation TARGET ORGANS:

Eye,

skin, mucous membranes,

central

nervous

system,

lung MEDICAL CONDITIONS AGGRAVATED

BY EXPOSURE:

Skin contact

may aggravate

an existing dermatitus condition. POTENTIAL

HEALTH EFFECTS: EYE CONTACT:

This product

may cause

some

minor irritation

upon contact

with

the

eye. MSDS

Code:

E31

2

Page

1 Issue

Date:

05/1

2/97

Continued

on Page

2IARC:OSHA:FLASHPOINT:EZE431

1SKINCONTACT:Prolongedorrepeatedcontactwiththeskinmaydryanddefattheskin,leadingtoirritationanddermatitis.Thisproductisnotexpectedtobeabsorbedthroughtheskininharmfulamountsortoproduceanallergicskinreaction.INGESTION:Minimallytoxic.However,smallamountsofthisproductaspiratedintotherespiratorysystemduringingestionorvomitingmaycausemildtoseverepulmonaryinjury,possiblyprogressingtodeath.INHALATION:Highvapor/aerosolconcentrations(greaterthanapproximately1000ppm)areirritatingtotheeyesandtherepiratorytractandmaycauseheadaches,dizziness,anesthesia,drowsiness,andothercentralnervoussystemeffects.SUBCHRONIC,CHRONIC:Theproductwasadministeredbyinhalationtoratsfor6hours/day,5days/weekfor12weeksatconcentrationsof0,300,or900ppm.Notreatment-relatedmortalityoccurred.Therewerenosignificantalterationsinhematologyorclinicalchemistryparameters.Bodyweightsweredecreasedinmaletreatmentgroups.Relativemeankidneyweightsweresignificantlyelevatedinmalesat300and900ppm,andrelativemeanliverweightswereelevatedinmalesat900ppm.Histologicalfindingswerelimitedtothekidneysofmaleratsandwereindicativeoflighthydrocarbonnephropathy.Thesekidneyeffectsarearesultoftheaccumulationofalpha-2u-globulin,aproteinspecifictothemalerat,intheproximalrenaltubule.Thesekidneyeffectsarespecifictomaleratsandarenotconsideredtobeofbiologicalrelevancetohumans.CARCINOGENICITY:NTP:*Noingredientslistedinthissection**Noingredientslistedinthissection*Noingredientslistedinthissection*Section4.FIRSTAIDMEASURESEYECONTACT:Incaseofcontact,immediatelyflusheyeswithplentyofwater.Seekmedicalaidifirritationpersists.SKINCONTACT:Incaseofcontact,flushskinwithplentyofwater.Removecontaminatedclothing.Seekmedicalaidifirritationpersists.Washclothingbeforereuse.INGESTION:Ifswallowed,doNOTinducevomiting.Seekmedicalaidimmediately.Nevergiveanythingbymouthtoanunconsciousperson.INHALATION:Ifinhaled,removetofreshair.Ifnotbreathing,giveartificialrespiration.Ifbreathingisdifficult,giveoxygen.Seekmedicalaid.Section5.FIRE-FIGHTINGMEASURES104°FThisproductisacombustibleliquid.MSDSCode:E312Page2IssueDate:08/12/97ContinuedonPage3EZE431LOWERFLAMMABLELIMIT:1.2%AUTO-IGNITIONTEMPERATURE:559°FUPPERFLAMMABLELIMIT:9.6%EXTINGUISHINGMEDIA:Usefoam,carbondioxideordrychemical.FIRE-FIGHTINGINSTRUCTIONS:Exercisecautionwhenfightinganychemicalfire.Aself-containedbreathingapparatusandprotectiveclothingareessential.Usewatertokeepfire-exposedcontainerscool.FIRE&EXPLOSIONHAZARDS:Vaporsareheavierthanairandmaytravelalongthegroundorbemovedbyventilationandignitedbypilotlights,otherflames,sparks,heaters,smoking,electricmotorsorotherignitionsourcesatlocationsdistantfrommaterialhandlingpoint.Neverusecuttingorweldingtorchonorneardrum(evenempty);product(orevenresidue)canigniteexplosively.Allfivegallonpailsandlargermetalcontainersshouldbegrounded.DECOMPOSITIONPRODUCTS:Thermaldecompositionorcombustionmayproducecarbondioxide,carbonmonoxide,andvarioushydrocarbons.NFPARATINGS:Health=1Flammability=2Reactivity=0SpecialHazard=NoneHazardratingscale;O=Minimal1=Slight2=Moderate3=Serious4=SevereSection6.ACCIDENTALRELEASEMEASURESSTEPSTOBETAKENIFMATERIALISRELEASEDORSPILLED:Removeallsourcesofignition.Wearingappropriatepersonalprotectiveequipment,containspill,collectontonon-combustibleabsorbentlikesandorearthandplaceintosuitablecontainer.Donotusesawdust,woodchipsorothercellulosicmaterialstoabsorbthespill.KeepspillsandGleaningrunoffoutofmunicipalsewersandopenbodiesofwater.Section7.HANDLINGANDSTORAGEMSDSCode:E312IssueDate:08/12/97Page3ContinuedonPage4HANDLING:Avoidcontactwitheyes.Avoidprolongedorrepeatedcontactwithskin.Avoidbreathingvaporormist.Keepawayfromheatandflame.Usewithadequateventilation.Washthoroughlyafterhandling.Keepcontainerclosedwhennotinuse.STORAGE:Storeinacool,well-ventilatedareaawayfromincompatiblematerials.•Keepawayfromheatandflame.Protectmaterialfromdirectsunlight.Section8.EXPOSURECONTROLSIPERSONALPROTECTIONPERSONALPROTECTIVEEQUIPMENT:EYE/FACEPROTECTION:Chemicalsplashgogglesandfaceshield[EZE431

ISKINPROTECTION:ChemicalresistantglovesRESPIRATORYPROTECTION:Ifairborneconcentrationsbecomeirritating,useaNIOSHapprovedrespiratorinaccordancewithOSHArespiratoryprotectionrequirements(29CFR1910.134).ENGINEERINGCONTROLS:Theuseofmechanicaldilutionventilationisrecommendedwheneverthisproductisusedinaconfinedspace,isheatedaboveambienttemperaturesorisagitated.Becauseuseconditionswillvarydependinguponcustomerapplications,specificsafehandlingproceduresshouldbedevelopedbyapersonknowledgeableoftheintendeduseconditionsandequipment.Section9.PHYSICALANDCHEMICALPROPERTIESBOILINGPOINT:320-351°FSOLUBILITYINWATER:NegligibleVAPORPRESSURE:2mmHg@68°FSPECIFICGRAVITY:0.75@60°FVAPORDENSITY(air=1):4.94pH:Notapplicable%VOLATILEBYWEIGHT:100FREEZINGPOINT:<-76°FAPPEARANCEANDODOR:Clearliquidwithamildsolventodor.VISCOSITY:1.3cSt@77°FSection10.STABILITYANDREACTIVITYCHEMICALSTABILITY:StableHAZARDOUSPOLYMERIZATION:WillnotoccurCONDITIONSTOAVOID:Keepawayfromheatandflame.Avoidhightemperatures.INCOMPATIBILITY:StrongoxidizingagentsDECOMPOSITIONPRODUCTS:Thermaldecompositionorcombustionmayproducecarbondioxide,carbonmonoxide,andvarioushydrocarbons.Section11.TOXICOLOGICALINFORMATIONONPRODUCT:ProductOralLD50(rat):>10g/KgProductDermalLD50(rabbit):>3.16g/KgMSDSCode:E312Page4IssueDate:08/12/97ContinuedonPage5i__rs.aISection12.ECOLOGICALINFORMATIONONPRODUCT:Aquatictoxicitydata:96hrLC50(fatheadminnow):5,000mg/ISection13.DiSPOSALCONSIDERATIONSRCRASTATUS;Discardedproduct,assold,wouldbeconsideredaRCRAHazardousWastebasedonthecharacteristicofignitability.TheEPAHazardousWasteNumberisDOOl.DISPOSAL:Disposeofinaccordancewithlocal,stateandfederalregulations.Section14.TRANSPORTiNFORMATIONDOTCLASSIFICATION:Class/Division:3(Note,however,that49CFR173.120(b)(2)oftheDOTregulationsallowsaflammableliquidwithaflashpointatorabove38°C(100°F)tobereclassedasa“combustibleliquid”fordomestictransportationpurposes,ifit(1)doesnotmeetthedefinitionofanyotherhazardclassand(2)isnotbeingtransportedbyvesseloraircraft,unlessothermeansoftransportationisimpracticable.)ProperShippingName:Petroleumdistillates,n.o.s.Label:FlammableliquidPackingGroup:illIDNumber:UN1268Section15.REGULATORYINFORMATIONOSHAHazardCommunicationStatus:HazardousTSCA:TheingredientsofthisproductarelistedontheToxicSubstancesControlAct(TSCA)ChemicalSubstancesInventory.CERCLAreportablequantityofEPAhazardoussubstancesinproduct:ChemicalNameRQNoingredientsofthisproducthaveCERCLAreportablequantities.ProductRQ:Notapplicable(NotifyEPAofproductspillsexceedingthisamount.)SARATITLEIll:Section302ExtremelyHazardousSubstances:ChemicalNameCAS#RQTPQTherearenoSARA302ExtremelyHazardousSubstancesinthisproduct.MSDSCode:E312Page5IssueDate:08/12/97ContinuedonPage6I

EZE431

1Section311and312HealthandPhysicalHazards:ImmediateDelayedFirePressureReactivityEyes][no][yes][no][no]Section313ToxicChemicals:ChemicalNameCAS#%byWeightTherearenoreportableSARA313ToxicChemicalsinthisproduct. Section

16. OTHER INFORMATIONHMISRATINGS:Health=1Flammability=2Reactivity=0PersonalProtectiveEquipment=X(tobespecifiedbyuserdependingonuseconditions)Hazardratingscale:O=Minimal1=Slight2=Moderate3=Serious4SevereMSDSREVISIONSUMMARY:Reasonforreissue:Updatetonewformat.lhflethisinformationandrecinendationssetforthhereinarebelievedtobeaccurateasofthedatehereof,CALGONCORPORATIONMAKESNOWARRANTYWITHRESPECTHERETOANDDISCLAIMSALLLIABILITYFROMRELIANCETHEREON.PREPAREDBY:J.J.Kowalski

C.MSDSCode:E312Page6IssueDate:08/12/97LastPage