WPC .psVQ_EѺSA0&>/ɱB]5ȩ\ct}c{ƍuDWIa'JutPV&gO^4hpSoLC(3T{sLײ}7VPaЯN=, 8=7)8C;ߵU?RIa6FDWq-JUG (5Yi2#T (JUTQ-cAph^Im*K[W@gf Lb9vV%J]F>Pԏ(P<>UX!Jο#n)=+8* b Z UHALJ.?i.a0%yEVɏ˄kj[TQ+diI׻&o 871@RZV^P q\xOb]eSUP %LR $ 0C- Ep U:r  nX B 1 0(1 Y UPJU:w44=> y`$8Lucida Sans TypewriterTT'     0 .  j ______________________________________________________________________________; EMISSION MEASUREMENT TECHNICAL INFORMATION CENTER ; GUIDELINE DOCUMENT ; ______________________________________________________________________________ ; Standard Specification for Fuel Oil ; INTRODUCTION ; The Federal Register currently references ASTM D 396 78, which is used to determine the grade of fuel oil and is incorporated by re  K)  X? ',!dE,!?? '!dE!?XuXX/XXXuPreparedby LoriT.Lay ,EMC     D     EMCGD002  t EMAD,OAQPS,EPA  <      D     October6,1988 T (2K$  !  <6X9`("Courier NewTT#|x=> y`$8Lucida Sans TypewriterTTd>@XhQ@<6X9`("Courier NewTTriterTTXXx6X@DQX@ d($  K)  X? ',!dE,!?? '!dE!?XuXX/XXXuPreparedby LoriT.Lay ,EMB     D     EMTICGD002  t TechnicalSupportDivision,OAQPS,EPA D     October6,1988 T => y`$8Lucida Sans TypewriterTT<6X9`("Courier NewTT{EE{$   !    , X? '$!dE$!?@.. XuXX/XXXueEmiMISSIONMEASUREMNTENTCENTEREMISSIONMEASUREMENTTECHNICALINFORMATIONCENTER  t @JJ" GUIDELINEDOCUMENT  T ? ',$!dE,$!?@N N  STANDARDSPECIFICATIONFORFUELOIL  ,  INTRODUCTION  d  TheFederalRegistercurrentlyreferencesASTMD39678,whichisusedtodeterminethegradeoffueloilandisincorporatedbyreferenceinSubpartsDb,K,andKa(60.41b,60.111(b),and60.111a(b),respectively).TheASTMupdatedthismethodtoD39684.ThepurposeofthisdocumentistoanswerthequestionwhetherASTMD39684canbeusedinsteadofASTMD39678withoutaffectingthestandards. SUMMARY  4 Thedifferencesbetweenthetwomethodsareslight.Thechangesincludealistofreferences,additionalviscositylimits,additionofa"No.4(light)"gradefuel,andanincreaseinpermissibleashcontent.TheASTMD39678isusedasfollows:̀(1)Toincludein60.41bNos.1and2fueloilsthathaveaN2  contentofgreaterthan0.05weightpercent,andNos.4,5,and6fueloilsinthedefinitionof"residualoil."̀(2)Toexcludein60.111(b)and60.111a(b)Nos.2through6fueloilsfromthedefinitionof"petroleumliquids." CONCLUSION  \  ThechangesmadeinASTMD38684willnotaffectthedefinitionsof"residualoil"and"petroleumliquids,"andhencethestandardsintheapplicablesubparts.Therefore,ASTMD39684maybeusedinsteadofASTMD39678forfueloilspecification. REFERENCE  4% ' 1.  ASTMletterfromEdmundW.WhitetoLoriT.Lay,March21,1988. &8")  ,(0 Ї