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Ðthere€is€reason€to€believe€that€exposure€levels€routinely€exceed€the€action€or€permissible€level.€Ð 7*þ&/ ÐLab€employees€are€to€notify€the€LS/PI€if€there€is€suspicion€for€significant€exposure.€€Use€ofÐ õ*¼'0 Ðchemicals€in€a€properly„functioning€Ô_ÔfumehoodÔ_Ô€typically€precludes€this€possibility.г+z(14T$4T$ Ðà Ü àC.à0 4 àThe€Department€of€Environmental€Safety€(405„3980)€shall€be€consulted€for€assistance€withÐ q,8)2 Ðexposure€monitoring.€€The€LS/PI€is€responsible€for€contacting€DES€if€exposure€monitoring€isÐ /-ö)3 Ðbelieved€to€be€necessary.Ðí-´*44T$4T$ Ðà Ü àD.à0 4 àResults€of€personal€monitoring€shall€be€made€available€to€the€affected€employee€and€LS/PI€withinÐ «.r+5 Ðfive€(5)€days€of€receipt€of€the€results€by€DES.Ði/0,64T$4T$ Ðà Ü àE.à0 4 àThe€lab€director€must€document€that€sampling€results€are€reviewed€with€the€affected€worker(s).Ð#'0î,74T$4T$ #ÐÑJÆÑâ âÑŽÈÑâ âÑ  ÑÌIII.à Ü àMEDICAL€PROGRAMÐ ¹¾ Ðà Ü àA.à0 4 àMedical€surveillance,€including€medical€consultation€and€follow„up,€shall€be€provided€under€theÐ w| Ðfollowing€circumstances:Ð5:4T$4T$ Ðà Ü àà 4 à1.à0 Œ àWhere€exposure€monitoring€reveals€exposure€over€the€action€level€(or€PEL€if€there€is€noÐ óø Ðaction€level)€for€an€OSHA€regulated€substance€which€has€medical€surveillanceÐ ±¶ Ðrequirements.Ðo tŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àWhenever€a€laboratory€employee€develops€signs€or€symptoms€that€may€be€associatedÐ - 2 Ðwith€a€hazardous€chemical€to€which€the€employee€may€have€been€exposed€to€in€theÐ ë ð Ðlaboratory.Щ ® Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àWhenever€a€spill,€leak,€or€explosion€results€in€the€likelihood€of€a€hazardous€exposure.Ðg l Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àFor€any€employees€using€respiratory€protection.Ð% * Œ T$Œ T$ Ðà Ü àB.à0 4 àAll€medical€examinations€shall€be€provided€by€a€licensed€physician€or€under€direct€supervision€of€aÐ ã è  Ðlicensed€physician,€at€no€cost€to€the€employee,€without€loss€of€pay,€and€at€a€reasonable€time€andÐ ¡¦  Ðplace.€€Medical€monitoring€programs€should€be€coordinated€with€the€Occupational€Health€Unit€atÐ _d  Ðthe€University€Health€Center€(301„314„8199).Ð" 4T$4T$ Ðà Ü àC.à0 4 àFirst€aid€kits€are€to€be€supplied€and€maintained€by€the€LS/PIòò.€€óóAdditional€non„emergency€medicalÐ Ûà  Ðassistance,€if€required,€is€available€at€the€University€Health€Center.€€Emergency€medicalÐ ›   Ðassistance€is€available€by€calling€911.€€Emergency€phone€numbers€shall€be€posted€in€each€labÐ Y^  Ð(UM€Emergency€Response€Guide).Ð4T$4T$ Ðà Ü àD.à0 4 àWhere€medical€consultations€or€examinations€are€provided,€the€examining€physician€shall€beÐ ÕÚ Ðprovided€with€the€following€information:Г˜4T$4T$ Ðà Ü àà 4 à1.à0 Œ àThe€identity€of€the€hazardous€chemical(s)€to€which€the€employees€may€have€beenÐ QV Ðexposed.ÐŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àA€description€of€the€conditions€under€which€the€exposure€occurred€including€quantitativeÐ ÍÒ Ðexposure€data€if€available.ЋŒ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àA€description€of€the€signs€and€symptoms€of€exposure€that€the€employee€is€experiencing,€ifÐ IN Ðany.Ð Œ T$Œ T$ Ðà Ü àà0 4 àIf€the€injured€laboratory€employee€is€transported€by€ambulance€and€is€unable€to€provide€thisÐ ÅÊ Ðinformation€at€the€time€of€treatment,€a€coworker€should€accompany€the€employee€to€the€hospital.Ѓˆ4T$4T$ Ðà Ü àE.à0 4 àMedical€examinations€or€consultations€provided€to€employees€shall€be€maintained€at€theÐ AF ÐUniversity€Health€Center€and€available€per€the€requirements€of€1910.20€"Access€to€EmployeeÐ ÿ ÐExposure€and€Medical€Records."€€€A€written€opinion€from€the€examining€physician€shall€beÐ ½Â  Ðprovided€to€the€laboratory€supervisor€or€Chemical€Hygiene€Officer.€It€shall€include:Ð{€!4T$4T$ Ðà Ü àà 4 à1.à0 Œ àRecommendations€for€further€medical€follow€up.Ð9>"Œ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àResults€of€the€examination€and€associated€tests.Ð÷ü#Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àAny€medical€condition€that€places€the€employee€at€increased€risk€due€to€exposure€to€aÐ µº$ Ðhazardous€substance€found€in€the€workplace.Ðs x%Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àA€statement€that€the€employee€has€been€informed€of€the€results€of€the€examination€orÐ 1!6& Ðconsultation.Ðï!ô'Œ T$Œ T$ Ðà Ü àF.à0 4 àAccidentsЭ"²(4T$4T$ Ðà Ü àà 4 à1.à0 Œ àInjuries,€which€occur€in€the€laboratory€must€be€immediately€treated.€Ðk#p)Œ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àInjuries€requiring€first€aid€may€be€treated€using€the€first€aid€kit€provided/maintained€by€theÐ )$.* ÐLS/PI€in€each€lab.Ðç$ì+Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àEmergency€transport€(ambulance)€shall€be€contacted€to€respond€to€injuries€requiring€moreÐ ¥%ª , Ðextensive€treatment.€Ðc&h!-Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àAll€injuries€shall€be€investigated€by€the€employee's€immediate€supervisor€(or€designate)Ð !'&". Ðand€reported€to€the€UM€Chemical€Hygiene€Officer.Ðß'ä"/Œ T$Œ T$ Ðà Ü àà 4 à5.à0 Œ àLab€incidents€(without€injury)€should€also€be€reported€and€reviewed€with€the€ChemicalÐ (¢#0 ÐHygiene€Officer.Ð[)`$1Œ T$Œ T$ ÐÌIV.à0 Ü àEMERGENCY€EQUIPMENTÐ×*Ü%3ÜT$ÜT$ Ðà Ü àA.à0 4 àòòóóEach€laboratory€employee€shall€be€familiar€with€the€location,€application,€and€correct€ways€toÐ •+š&4 Ðoperate€the€following€equipment.ÐS,X'54T$4T$ Ðà Ü àà 4 à1.à Œ àFire€extinguishers€Ð -(6 Ðà Ü àà 4 à2.à Œ àFire€alarms€Ð Ï-Ô(7 Ðà Ü àà 4 à3.à Œ àSafety€showers€Ð .’)8 Ðà Ü àà 4 à4.à Œ àEye€wash€stations€Ð K/P*9 Ðà Ü àà 4 à5.à Œ àFirst€aid€kitsÐ  0+: Ðà Ü àà 4 à6.à Œ àChemical€response€spill€kitsÐ û ÐÑ  Ñà Ü àà 4 à7.à Œ àEmergency€shut„off€on€equipmentÐ ¹¾ ÐÑ  Ñà Ü àà 4 à8.à Œ àLocation€of€emergency€telephone€numbers€and€telephones.Ð w| Ðà Ü àà0 4 àDocumentation€of€appropriate€training€shall€be€maintained€by€the€LS/PI€via€the€Lab€PersonnelÐ 5: ÐSafety€Check€List€that€is€signed€by€the€employee€and€the€LS/PI€at€time€of€training.€€The€ChecklistÐ óø Ðis€available€through€the€DES€web€page.б¶4T$4T$ Ðà Ü àB.à0 4 àSafety€Showers€and€Ô_ÔEyewashesÔ_ÔÐo t4T$4T$ Ðà Ü àà 4 à1.à0 Œ àSafety€showers€and€Ô_ÔeyewashesÔ_Ô€should€be€within€the€work€area€for€immediate€emergencyÐ - 2 Ðuse€if€required.Ðë ðŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àInspections:Щ ® Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àAccess€to€the€eyewash€should€be€checked€at€the€beginning€of€each€shift€by€a€labÐ g l  Ðemployee.€€A€clear€path€must€be€maintained€at€all€times.Ð% * ä T$ä T$ Ðà Ü àà 4 àà Œ àb.à0 ä àAdequate€eyewash€flow€should€be€observed€by€operating€the€device€at€leastÐ ã è  Ðweekly€for€a€one€minute€period.€€This€flow€test€also€serves€to€clear€sediment€orÐ ¡¦  Ðrust€that€may€accumulate€in€piping.Ð_d ä T$ä T$ Ðà Ü àà 4 à3.à0 Œ àSafety€showers€and€Ô_ÔeyewashesÔ_Ô€will€be€inspected€annually€by€the€Department€of€FacilitiesÐ "  ÐManagement.ÐÛà Œ T$Œ T$ Ðà Ü àC.à0 4 àFire€ExtinguishersЙž 4T$4T$ Ðà Ü àà 4 à1.à0 Œ àIt€is€the€responsibility€of€the€Department€of€Facilities€Management€to€oversee,€select,Ð W\  Ðmaintain,€and€properly€locate€the€fire€extinguisher(s)€in€each€laboratory.ÐŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àFire€extinguishers€should€be€provided€within€30€feet€of€travel€from€the€fire€hazard(s)€andÐ ÓØ Ðlocated€along€normal€paths€of€travel.Б–Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àAccess€to€fire€extinguishers€must€be€maintained€and€the€location€should€be€conspicuouslyÐ OT Ðmarked.Ð Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àThe€fire€extinguisher€type€and€size€must€be€selected€for€the€appropriate€hazards.€€IfÐ ËÐ Ðcombustible€metals€are€present€in€a€lab€facility,€the€LS/PI€must€ensure€that€a€class€DÐ ‰Ž Ðextinguishing€agent€is€available.ÐGLŒ T$Œ T$ Ðà Ü àà 4 à5.à0 Œ àEach€laboratory€is€responsible€to€notify€the€Department€of€Facilities€Management€(301)Ð   Ð405„2222€if:ÐÃÈŒ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àFacility€modifications€require€movement€of€the€extinguisherІä T$ä T$ Ðà Ü àà 4 àà Œ àb.à0 ä àA€different€type€of€fire€extinguisher€is€necessary€due€to€the€fire€hazards€presentÐ?Dä T$ä T$ Ðà Ü àà 4 àà Œ àc.à0 ä àAn€extinguisher€has€been€discharged,€or€Ðýä T$ä T$ Ðà Ü àà 4 àà Œ àd.à0 ä àAn€extinguisher€needs€service€or€repair.лÀ ä T$ä T$ Ðà Ü àà 4 à6.à0 Œ àThe€following€items€should€be€inspected€monthly€by€laboratory€personnel:€Ðy~!Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àExtinguisher(s)€are€in€designated€locations.€Ð7<"ä T$ä T$ Ðà Ü àà 4 àà Œ àb.à ä àClear€unobstructed€access€is€maintained.Ð õú# Ðà Ü àà 4 àà Œ àc.à ä àThe€pin€should€be€in€place€and€attached€with€an€unbroken€wire.€Ð ³¸$ Ðà Ü àà 4 àà Œ àd.à ä àThe€indicator€should€be€on€full.€Ð q v% Ðà Ü àà 4 àà Œ àe.à ä àThere€should€be€no€indication€of€physical€damage.Ð /!4& Ðà Ü àD.à0 4 àFire€AlarmsÐí!ò'4T$4T$ Ðà Ü àà 4 à1.à Œ àFire€protection€design€and€procedures€are€the€responsibility€of€the€University€Fire€Marshal.Ð «"°( Ðà Ü àà 4 à2.à0 Œ àThe€Department€of€Facilities€Management,€Life€Safety€Shop€shall€ensure€that€theÐ i#n) Ðfollowing€items€are€periodically€inspected:Ð'$,*Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àFire€alarms€should€be€conspicuously€marked.Ðå$ê+ä T$ä T$ Ðà Ü àà 4 àà Œ àb.à0 ä àFire€alarms€will€be€activated€to€insure€proper€operation.У%¨ ,ä T$ä T$ Ðà Ü àE.à0 4 àFirst€Aid€KitsÐa&f!-4T$4T$ Ðà Ü àà 4 à1.à0 Œ àFirst€aid€kits€should€be€available€and€maintained€for€treatment€of€minor€injuries€or€forÐ '$". Ðshort„term€emergency€treatment€before€getting€medical€assistance.ÐÝ'â"/Œ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àFirst€aid€kits€are€to€be€inspected€monthly€and€refilled€as€necessary.Л( #0Œ T$Œ T$ ÐÌÌVà Ü àEMERGENCY€PROCEDURESÐ Õ*Ú%3 Ðà0 Ü àPrevention€is€necessary€to€ensure€that€emergencies€do€not€occur.€€No€emergency€plan€will€do€all€things€forÐ “+˜&4 Ðall€emergency€situations.€Preventive€measures€include:€employee€training,€facility€inspection€programs,Ð Q,V'5 Ðand€engineering€design€of€hazardous€materials€processes.€Laboratory€risks€include€accidents€or€injuries,Ð -(6 Ðchemical€releases,€release€of€radioactive€or€infectious€aerosols,€fires,€explosions€or€other€emergencyÐ Í-Ò(7 Ðsituations.Ћ.)8ÜT$ÜT$ Ðà Ü àA.à0 4 àAn€emergency€response€team€has€not€been€established€at€the€University€of€Maryland.€€TheÐ I/N*9 ÐUniversity€relies€upon€the€local€fire€authority€(Prince€Georgeððs€County)€Ô#†ôß\òòôß\#ÔÔ‡ôß\òòôß\Ôfor€any€emergencyÐ 0 +: ÐÑÏLÑâ âÑ £Ñâ âÑ  Ñresponse€action.€€Laboratory€occupants€must€call€911€for€any€situation€that€is€determined€to€be€anÐ û Ðemergency.€€More€information€concerning€emergency€response€is€available€from€the€EmergencyÐ ¹¾ ÐResponse€Guide€which€is€to€be€posted€in€each€laboratory.òòÐw|4T$4T$ Ðóóà0 Ü àB.à04ÜT$ÜT$àChemical€SpillsÐ5:4T$4T$ Ðà Ü àà 4 à1.à0 Œ àLaboratory€personnel,€upon€experiencing€a€spill€of€hazardous€material€during€normalÐ óø Ðlaboratory€activities,€which€is€beyond€their€capability€to€safely€clean€up,€and€whichÐ ±¶ Ðpresents€an€acute€fire€or€health€hazard€shall€contact€911€to€report€the€spill€as€anÐ o t Ðemergency.€Ð- 2Œ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àExamples€of€laboratory€spills,€which€may€be€handled€by€lab€personnel€routinely€include,Ð ë ð Ðbut€are€not€limited€to:€broken€thermometer,€Ô_ÔcountertopÔ_Ô€spill€of€a€hazardous€chemical,€andÐ © ®  Ðbreakage€of€glassware€containing€small€quantities€of€hazardous€chemicals.€TheÐ g l  ÐDepartment€of€Environmental€is€available€for€consultation€and€assistance.Ð% * Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àLarge€spills€may€require€special€training€and€compliance€with€the€OSHA€HazardousÐ ã è  ÐWaste€Operations€and€Emergency€Response€Standard€(Ô_ÔHAZWOPERÔ_Ô).С¦ Œ T$Œ T$ ÐÌVIà0 Ü àEMPLOYEE€TRAININGÐ" ÜT$ÜT$ Ðà Ü àA.à0 4 àTrainingÐÛà 4T$4T$ Ðà Ü àà 4 à1.à0 Œ àAll€laboratory€employees€shall€be€trained€on€the€hazards€of€chemicals€present€in€theirÐ ™ž  Ðwork€area.€€The€LS/PI€is€responsible€for€assuring€all€lab€employees€are€appropriatelyÐ W\  Ðtrained.ÐŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àThe€aim€of€the€training€program€is€to€assure€that€all€individuals€at€risk€are€adequatelyÐ ÓØ Ðinformed€about€the€work€in€the€laboratory,€its€risks,€and€what€to€do€if€an€accident€occurs.€Ð ‘– ÐTraining€in€the€requirements€of€the€OSHA€Chemical€Hygiene€Standard€is€also€required.ÐOTŒ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àThis€training€shall€be€provided€at€the€time€of€an€employee's€initial€assignment€to€a€workÐ   Ðarea€where€hazardous€chemicals€are€present.€It€shall€also€be€provided€prior€toÐ ËÐ Ðassignments€involving€new€exposure€situations.€The€training€shall€be€arranged€by€theÐ ‰Ž ÐLS/PI.€Orientation€training€the€first€week€of€fall€and€spring€semesters€is€recommended€forÐ GL Ðnew€graduate€assistants€and€technicians.€Ð Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àAll€employees€must€also€be€trained€and€oriented€by€the€LS/PI€concerning€lab€standardÐ ÃÈ Ðoperating€procedures.ІŒ T$Œ T$ Ðà Ü àB.à0 4 àReference€MaterialsÐ?D4T$4T$ Ðà Ü àà 4 à1.à0 Œ àReference€materials€on€the€hazards,€safe€handling,€storage€and€disposal€of€hazardousÐ ý Ðchemicals€are€located€at€òòÔÿÔ(specify€locations)ÔÿPÔ.лÀ Œ T$Œ T$ Ðà Ü àà 4 àóó2.à0 Œ àMaterial€safety€data€sheets€(Ô_ÔMSDSÔ_Ô)€shall€be€provided€by€the€LS/PI€(or€designeeòò)€óófor€allÐ {€! Ðhazardous€chemicals€used€in€the€laboratory€atòòÔÿÔ€(specify€location€and/or€accessÐ ;@" Ðinstructions)ÔÿXQÔ.Ðû#Œ T$Œ T$ Ðà Ü àà 4 àóó3.à0 Œ àThe€written€Chemical€Hygiene€Plan€and€Ô_ÔMSDSÔ_Ô€shall€be€available€at€all€times€thatÐ »À$ Ðpersonnel€are€working€in€the€laboratory.Ðy ~%Œ T$Œ T$ ÐÌVIIà Ü àWASTE€DISPOSAL€PROCEDURESÐ õ!ú' Ðà Ü àA.à0 4 àBroken€Glassг"¸(4T$4T$ Ðà Ü àà0 4 àEquipment€(broken€beakers,€Ô_ÔpipetsÔ_Ô,€etc.€that€are€waste)€should€be€promptly€swept€up€andÐ q#v) Ðdisposed€of€in€rigid€cardboard€containers.€€When€the€container€is€full€tape€it€shut.€€Place€the€boxÐ /$4* Ðinto€the€buildingððs€Ô_ÔdumpsterÔ_Ô.€Chemically„contaminated€glassware€may€require€handling€andÐ í$ò+ Ðdisposal€as€hazardous€waste.€€Consult€the€LS/PI€or€DES€for€additional€guidance.Ы%° ,4T$4T$ Ðà Ü àB.à0 4 àBroken€Thermometers€(Mercury)Ði&n!-4T$4T$ Ðà Ü àà0 4 àImmediately€clean€up€broken€glass€and€spilled€mercury€from€broken€thermometers.€Do€not€handleÐ '',". Ðmercury€by€hand.€€Enclose€thermometer€pieces€in€a€sealed€jar€with€a€small€amount€of€water€overÐ å'ê"/ Ðthe€mercury€and€follow€chemical€waste€packaging€instruction€for€disposal€by€DES.€€For€largerÐ £(¨#0 Ðspills€that€may€require€environmental€monitoring€and€respiratory€protection€contact€DES.Ða)f$14T$4T$ Ðà Ü àC.à0 4 àChemicalsÐ*$%24T$4T$ Ðà Ü àà 4 à1.à0 Œ àEach€person€working€in€the€laboratory€is€responsible€to€ensure€that€all€wastes€areÐ Ý*â%3 Ðdisposed€of€properly.€€Ð›+ &4Œ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àWaste€disposal€procedures€must€be€in€compliance€with€University,€State€and€FederalÐ Y,^'5 Ðregulations.€€All€waste€containers€must€be€labeled€with€the€contents€and€the€date€ofÐ -(6 Ðaccumulation.€€UM€waste€disposal€procedures€must€be€followed.ÐÕ-Ú(7Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àòòóóAll€lab€employees€responsible€for€packaging€and€processing€wastes€must€take€the€WasteÐ “.˜)8 ÐGenerator€training€offered€by€DES€on€its€web€page.ÐQ/V*9Œ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àHoods€shall€not€be€used€for€disposal€(i.e.,€evaporation)€of€volatile€chemicals.Ð0+:Œ T$Œ T$ Ðà Ü àà 4 à5.à0 Œ àDrains€shall€not€be€used€for€disposal€of€chemicals€unless€it€has€specifically€beenÐ û Ðapproved€by€DES.й¾Œ T$Œ T$ Ðà Ü àà 4 à6.à0 Œ àChemical€waste€is€removed€from€laboratories€by€DES€who€is€also€responsible€forÐ w| Ðregulatory€compliance€once€the€waste€is€removed€from€the€generation€site.Ð5:Œ T$Œ T$ Ðà Ü àà 4 à7.à0 Œ àChemical€waste€generators€are€responsible€for€preparing€and€packaging€chemical€wasteÐ óø Ðaccording€to€the€"UM€Hazardous€And€Regulated€Waste€Procedures€ManualÔ#†ôß\òòôß\•B#ÔÔ‡ôß\òòôß\Ô"€available€onÐ ±¶ Ðthe€DES€web€page.Ðo tŒ T$Œ T$ Ðà Ü àà 4 à8.à0 Œ àContainer€integrity€is€the€responsibility€of€the€generator.€€Containers€must€be€compatibleÐ - 2 Ðwith€the€material€inside€and€must€be€leakproof.€€Waste€containers€must€be€placed€inÐ ë ð Ðsecondary€containment.€€Secondary€containers€(tubs)€are€available€from€DES.Щ ® Œ T$Œ T$ Ðà Ü àà 4 à9.à0 Œ àCosts€incurred€as€a€result€of€packaging€failure€are€the€responsibility€of€the€generatingÐ g l  Ðdepartment.€Ð% * Œ T$Œ T$ Ðà Ü àà 4 à10.à0 Œ àAll€wastes€given€to€DES€for€disposal€must€be€identified.€€The€cost€for€determining€theÐ ã è  Ðidentity€of€"unknowns"€lies€with€the€department.€€All€departments€are€responsible€for€theÐ ¡¦  Ðproper€disposal€of€any€wastes€left€by€faculty€or€staff€who€have€left€UM.Ð_d Œ T$Œ T$ Ðà Ü àà 4 à11.à0 Œ àAny€person€shipping€hazardous€chemicals€from€the€cite€of€generation€must€have€specificÐ "  Ðtraining€for€safe€transportation€of€those€hazardous€materials.ÐÛà Œ T$Œ T$ Ðà Ü àà 4 à12.à0 Œ àSpecial€waste€disposal€such€as€low€level€radiation,€infectious€material,€lead,€asbestos€asÐ ™ž  Ðother€regulated€waste€should€be€disposed€of€per€UM€procedures€and€according€toÐ W\  Ðapplicable€regulations.€€Contact€DES€for€assistance.ÐŒ T$Œ T$ ÐÌVIIIà0 Ü àVENTILATIONБ–ÜT$ÜT$ Ðà Ü àA.à0 4 àGeneralÐOT4T$4T$ Ðà Ü àà 4 à1.à0 Œ àGeneral€laboratory€ventilation€shall€provide€airflow€into€the€laboratory€from€non„laboratoryÐ   Ðareas€and€out€to€the€exterior€of€the€building€(lab€under€negative€pressure€in€general)€Ð ËÐ Ðthrough€fume€hoods€or€dedicated€exhausts.€Ð‰ŽŒ T$Œ T$ Ðà Ü àà 4 à2.à0 Œ àAll€laboratory€doors€should€remain€closed,€except€when€being€used€for€entrance€andÐ GL Ðegress.Ð Œ T$Œ T$ Ðà Ü àà 4 à3.à0 Œ àLocal€exhaust€ventilation€should€not€be€located€near€doors,€windows,€air€diffusers,€fans€orÐ ÃÈ Ðother€sources€of€cross€drafts.ІŒ T$Œ T$ Ðà Ü àà 4 à4.à0 Œ àAll€reactions€that€produce€unpleasant€and/or€potentially€hazardous€fumes,€vapors,€orÐ ?D Ðgases€must€be€run€within€local€exhaust€systems€(e.g.,€fume€hoods).ÐýŒ T$Œ T$ Ðà Ü àà 4 à5.à0 Œ àReactions€or€operations€that€produce€corrosive€vapors€should€be€conducted€in€a€hoodÐ »À  Ðlined€with€corrosion€resistant€material.Ðy~!Œ T$Œ T$ Ðà Ü àà 4 à6.à0 Œ àThe€sash€of€the€hood€is€to€be€positioned€to€ensure€adequate€capture€velocity.€€AnÐ 7<" Ðinspection€sticker€from€DES€will€indicate€the€maximum€vertical€sliding€sash€height€orÐ õú# Ðmaximum€number€of€horizontally„sliding€doors€to€be€opened€when€the€hood€is€in€use.Ð ³¸$ ÐFume€hoods€are€not€to€be€used€unless€an€inspection€sticker€indicates€it€is€acceptable€forÐ q v% Ðuse€with€hazardous€materials.Ð/!4&Œ T$Œ T$ Ðà Ü àà 4 à7.à0 Œ àInstallation€of€local€exhaust€ventilation€must€be€in€accordance€with€air€emissionÐ í!ò' Ðregulations.€€Technical€assistance€is€available€from€DES€and€Facilities€Management.Ы"°(Œ T$Œ T$ Ðà Ü àà 4 à8.à0 Œ àNo€devices€or€ducts€are€to€be€installed€into€existing€exhaust€or€Ô_ÔHVACÔ_Ô€systems€without€theÐ i#n) Ðapproval€of€the€UM€Facilities€Management€Department.Ð'$,*Œ T$Œ T$ Ðà Ü àà 4 à9.à0 Œ àDo€not€install€unsafe€devices€in€hoods,€such€as€extension€cords€or€electric€switches€thatÐ å$ê+ Ðare€not€"explosion€proof"€by€design.€Ð£%¨ ,Œ T$Œ T$ Ðà Ü àà 4 à10.à0 Œ àPerchloric€acid€must€only€be€used€in€specialized€hoods€that€are€equipped€with€plumbingÐ a&f!- Ðfixtures€that€wash€the€Ô_ÔductworkÔ_Ô€and€internal€hood€surfaces€to€prevent€deposition€ofÐ '$". Ðexplosive€Ô_ÔperchloratesÔ_Ô.€€See€DES€for€assistance.ÐÝ'â"/Œ T$Œ T$ Ðà Ü àB.à0 4 àMaintenance€&€InspectionsЛ( #04T$4T$ Ðà Ü àà 4 à1.à0 Œ àDaily€Inspections€by€Lab€PersonnelÐY)^$1Œ T$Œ T$ Ðà Ü àà 4 àà Œ àÔ_ÔiÔ_Ô.à ä àVisually€inspect€the€hood€area€for€excessive€storage€and€other€visible€blockages.Ð *%2 Ðà Ü àà 4 àà Œ àii.à0 ä àObserve€the€flow€alarm€(if€so€equipped)€to€ensure€the€device€is€performingÐ Õ*Ú%3 Ðproperly.€€In€the€absence€of€a€flow€alarm,€a€piece€of€tissue€paper€may€be€taped€toÐ “+˜&4 Ðthe€bottom€of€the€hood€sash€to€visually€confirm€operation€of€the€fume€hood.ÐQ,V'5ä T$ä T$ Ðà Ü àà 4 àà Œ àiii.à0 ä àFume€hood€alarm€systems€must€not€be€disabled€or€modified.€€If€deficiencies€areÐ -(6 Ðsuspected,€contact€the€Facilities€Management€Work€Control€Center€(x52222)€toÐ Í-Ò(7 Ðreport€the€malfunction.Ћ.)8ä T$ä T$ Ðà Ü àà 4 à2.à0 Œ àEquipment€installation/repairs€are€the€responsibility€of€Facilities€Management€and€periodicÐ I/N*9 Ðinspections€are€the€responsibility€of€DES.Ð0 +:Œ T$Œ T$ Ðà Ü àC.à0 4 àVentilation€FailureÐÅ0Ê+;4T$4T$ Ðà Ü àà 4 à1.à0 Œ àEmployees€should€initiate€the€following€procedures€when€hood€failure€occurs€or€isÐ û Ðsuspected:€òòй¾Œ T$Œ T$ Ðà Ü àà 4 àà Œ àóóÔ_ÔiÔ_Ô.à0 ä àClose€down€or€postpone€the€experiment€if€possible.Ðw|ä T$ä T$ Ðà Ü àà 4 àà Œ àii.à0 ä àNotify€the€LS/PI.Ð5:ä T$ä T$ Ðà Ü àà 4 àà Œ àiii.à0 ä àNotify€Facilities€Management€(x52222)€to€check€and€repair€hood.Ðóøä T$ä T$ Ðà Ü àà 4 àà Œ àiv.à0 ä àNotify€DES€if€consultation€is€needed.б¶ä T$ä T$ ÐÌVIIIà0 Ü àCHEMICAL€HANDLING€PROCEDURESÐ- 2ÜT$ÜT$ Ðà Ü àA.à0 4 àGeneralÐë ð4T$4T$ Ðà Ü àà0 4 àKnow€as€much€as€possible€about€the€chemical€you€are€handling.€Read€the€label€on€the€container,Ð © ®  Ðmaterial€safety€data€sheets,€literature€in€the€library,€and€consult€with€your€peers€or€DES€staff.€€DoÐ g l  Ðnot€use€any€chemical€material€if€you€are€unaware€of€the€hazards€associated€with€all€avenues€ofÐ % *  Ðexposure.Ðã è 4T$4T$ Ðà Ü àB.à0 4 àFlammable€LiquidsС¦ 4T$4T$ Ðà Ü àà 4 à1.à0 Œ àHazardsÐ_d Œ T$Œ T$ Ðà Ü àà 4 àà Œ àÔ_ÔiÔ_Ô.à0 ä àVapor€can€form€an€ignitable€mixture€in€air.€Ð" ä T$ä T$ Ðà Ü àà 4 àà Œ àii.à0 ä àMany€flammable€liquids€are€solvents€and€are€potentially€hazardous€by€inhalation.ÐÛà ä T$ä T$ Ðà Ü àà 4 àà Œ àiii.à0 ä àSkin€contact€should€be€avoided,€irritation€or€skin€absorption€are€possible€withÐ ™ž  Ðsome€chemicals€in€this€group.€ÐW\ ä T$ä T$ Ðà Ü àà 4 àà Œ àiv.à0 ä àDamage€to€the€eyes€range€from€irritation€to€severe€damage.Ðä T$ä T$ Ðà Ü àà 4 à2.à Œ àControlsÐ ÓØ Ðà Ü àà 4 àà Œ àÔ_ÔiÔ_Ô.à0 ä àWork€in€the€hood€as€much€as€possible.€Ð‘–ä T$ä T$ Ðà Ü àà 4 àà Œ àii.à0 ä àContact€DES€if€materials€will€be€transferred€from€drums€into€smaller€containers€toÐ OT Ðassure€that€proper€anti„static€measures€are€implemented.Ð ä T$ä T$ Ðà Ü àà 4 àà Œ àiii.à0 ä àAll€spills€must€be€cleaned€up€immediately€and€the€spill€area€properlyÐ ËÐ Ðdecontaminated.ЉŽä T$ä T$ Ðà Ü àà 4 àà Œ àiv.à0 ä àEmergency€showers€and€Ô_ÔeyewashesÔ_Ô€shall€be€used€when€skin€or€eye€contactÐ GL Ðoccurs.€Get€first€aid€attention€immediately.Ð ä T$ä T$ Ðà Ü àC.à 4 àCorrosive€ChemicalsÐ ÃÈ Ðà Ü àà 4 à1.à0 Œ àò òó óHazardsІŒ T$Œ T$ Ðà Ü àà 4 àà Œ àÔ_ÔiÔ_Ô.à0 ä àContact€with€the€skin,€eyes,€respiratory,€or€digestive€tract€causes€severe€irritation,Ð ?D Ðtissue€damage,€or€burns.€€Burns€may€not€be€readily€apparent€after€exposure€toÐ ý Ðsome€acids€(e.g.,€hydrofluoric).лÀ ä T$ä T$ Ðà Ü àà 4 à2.à0 Œ àStorageÐy~!Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àStore€concentrated€acids€and€bases€in€appropriate€drip€trays€or€plastic€carrier€ifÐ 7<" Ðused€frequently.€Ðõú#ä T$ä T$ Ðà Ü àà 4 àà Œ àb.à ä àConcentrated€acids€and€bases€should€be€transported€in€a€plastic€carrier.€Ð ³¸$ Ðà Ü àà 4 àà Œ àc.à0 ä àOxidizing€acids€(nitric,€sulfuric,€perchloric)€must€be€stored€away€from€organicÐ q v% Ðchemicals,€paper,€wood,€or€other€Ô_ÔflammablesÔ_Ô.€Ð/!4&ä T$ä T$ Ðà Ü àà 4 àà Œ àd.à0 ä àDrip„tray€residue€must€be€removed€daily.Ðí!ò'ä T$ä T$ Ðà Ü àà 4 à3.à0 Œ àControlsЫ"°(Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àThe€following€safety€equipment€will€be€utilized€when€handling€corrosiveÐ i#n) Ðchemicals:Ð'$,*ä T$ä T$ Ðà Ü àà 4 àà Œ àà ä àÔÿÔ(specify€equipment)Ôÿ÷†ÔÔ#†ôß\òòôß\^#ÔÔ‡ôß\òòôß\ÔÐ å$ê+ Ðà Ü àà 4 àà Œ àb.à0 ä àIn€case€of€splashing€to€skin:€Flush€affected€area€with€large€amounts€of€water€forÐ £%¨ , Ðat€least€15€minutes.€Remove€contaminated€clothing€and€discard€during€flushingÐ a&f!- Ðprocess.€Seek€medical€attention.Ð'$".ä T$ä T$ Ðà Ü àà 4 àà Œ àc.€à ä àNever€add€water€to€concentrated€mineral€acids€or€bases.Ð Ý'â"/ Ðà Ü àD.à0 4 àReactive€ChemicalsЛ( #04T$4T$ Ðà Ü àà 4 à1.€à Œ àHazardsÐ Y)^$1 Ðà Ü àà 4 àà Œ àa.à ä àWater€sensitive€„€react€violently€in€the€presence€of€waterÐ *%2 Ðà Ü àà 4 àà Œ àb.à0 ä àPyrophoric€materials€„€ignite€in€air€at€or€below€room€temperature€withoutÐ Õ*Ú%3 Ðadditional€heat,€friction,€or€shock.Г+˜&4ä T$ä T$ Ðà Ü àà 4 à2.à0 Œ àStorageÐQ,V'5Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àWater€sensitive€„€follow€label€directionsÐ-(6ä T$ä T$ Ðà Ü àà 4 àà Œ àb.à0 ä àÔ_ÔPyrophoricsÔ_Ô€„€store€in€an€atmosphere€of€inert€gas€or€under€kerosene;€exclude€air.ÐÍ-Ò(7ä T$ä T$ Ðà Ü àà 4 à3.à Œ àControlsÐ ‹.)8 Ðà Ü àà 4 àà Œ àa.à0 ä àThe€following€safety€equipment€will€be€utilized€when€handling€reactive€chemicals:ÐI/N*9ä T$ä T$ Ðà Ü àà 4 àà Œ àà ä àÔÿÔ(specify€equipment)Ôÿ¼ÔÐ 0 +: Ðà Ü àà 4 àà Œ àb.à0 ä àRead€the€container€label€and€follow€special€hazard€instructions€contained€in€theÐ Å0Ê+; ÐÔ_ÔMSDSÔ_Ô.Ðûä T$ä T$ Ðà Ü àà 4 àà Œ àc.à ä àUse€only€in€a€fume€hood€unless€specifically€authorized€otherwise€by€the€LS/PI.Ð ¹¾ Ðà Ü àà 4 à4.à0 Œ àExamplesÐw|Œ T$Œ T$ Ðà Ü àà 4 àà Œ àa.à0 ä àWater€sensitive:Ð5:ä T$ä T$ Ðà Ü àà 4 àà Œ àà ä à„à < àSodium€Ð óø Ðà Ü àà 4 àà Œ àà ä à„à < àPotassiumÐ ±¶ Ðà Ü àà 4 àà Œ àà ä à„à < àMetal€alkylsÐ o t Ðà Ü àà 4 àà Œ àà ä à„à < àLithium€ribbonsà ì àà D àà œ àà ô àÐ - 2 Ðà Ü àà 4 àà Œ àb.à0 ä àPyrophoric€MaterialsÐë ðä T$ä T$ Ðà Ü àà 4 àà Œ àà ä à„à < àPhosphorus€Ð © ®  Ðà Ü àà 4 àà Œ àà ä à„à < àMetal€alkylsÐ g l  Ðà Ü àà 4 àà Œ àà ä à„à < àÔ_ÔSilaneÔ_ÔÐ % *  Ðà Ü àE.à0 4 àCompressed€GasesÐã è 4T$4T$ Ðà Ü àà 4 à1.€à Œ àHazardsÐ ¡¦  Ðà Ü àà 4 àà0 Œ àa.à0ä Œ T$Œ T$àCompressed€gases€contain€gas€under€extreme€pressure.€Sudden€release€of€thisÐ _d  Ðenergy€can€cause€serious€injury€and€physical€damage.€€Compressed€gases€mayÐ "  Ðalso€be€flammable,€toxic,€or€corrosive.ÐÛà ä T$ä T$ Ðà Ü àà 4 à2.à0 Œ àStorageЙž Œ T$Œ T$ Ðà Ü àà 4 àà0 Œ àa.à0ä Œ T$Œ T$àCompressed€gases€must€be€stored€in€the€upright€position€with€caps€in€place€andÐ W\  Ðsecured€with€a€strap,€chain,€base€stand,€or€rack.€Ðä T$ä T$ Ðà Ü àà 4 àà Œ àb.à0 ä àStorage€of€quantities€of€flammable€compressed€gases€requires€segregation€ofÐ ÓØ Ðcylinders€and€specific€storage€methods€(29€Ô_ÔCFRÔ_Ô€1910.101€(b)):Б–ä T$ä T$ Ðà Ü àà 4 àà Œ àà ä à„à0 < àseparate€oxygen€from€fuel€gasesÐOT<T$<T$ Ðà Ü àà 4 àà Œ àà ä à„€à0 < àproper€use€of€regulators€and€gaugesÐ <T$<T$ Ðà Ü àà 4 àà Œ àà ä à„€à0 < àproperly€labeled€cylindersÐËÐ<T$<T$ Ðà Ü àà 4 àà Œ àà ä à„€à0 < 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