WPC' ,#T3Ɣ?G݀=Zh>1b3z0ycw⿟l}єS3ģi"$˖jkgLލ,iIm> bOڠ( 1Vb@֤-` 4?`zj<"H>#J!)o\sr6syî#jK⡬%!q|A6_u3|؅pܔV[ts-dNq=tßW&iuUliBPp)}\DdVf2kCayx!8IxHv3撚e\ s2r=![mߜ[lH߃̈ͤ\1<0u:T[yęҜtqW[l +msZcru8U•馻J^ao(o1nh!~xxU`9{6U/B %"( 0 0O 0 0 0t 0w nX  0raw@4\  `*Times New RomanTT' INF PAPER $Dehaese A.-M.0UN/ECE .   H4heading 1heading 1&    XXXW\  `*Times New RomanTTW     UK  US     W\  `*Times New RomanTTW'  H4heading 2heading 2&    XXXW\  `*Times New RomanTTW     UK   US     W\  `*Times New RomanTTW'  H4heading 3heading 3&    XXXW\  `*Times New RomanTTW     UK  US     W\  `*Times New RomanTTW'  H4heading 4heading 4&    XXXW\  `*Times New RomanTTW     UK  US     W\  `*Times New RomanTTW'  h:Default ParaDefault Paragraph FontXXXW\  `*Times New RomanTTW        W\  `*Times New RomanTTWH4Body TextBody Text  XXXW\  `*Times New RomanTTW     UK  US     W\  `*Times New RomanTTW3|x\  `*Times New RomanTTC\  P6QP\  `*Times New RomanTTXXP\  P6QXP(JB$  E  D  DDDDUȊ&Ers  B!   TRW\6&3'6&A43'TXX  UKUS.,rr3 OZUK., XXUN/SCETDG/16/INF.168#XX>#   E1 d < tL$XE 3COMMITTEEOFEXPERTSONTHETRANSPORTOFDANGEROUSGOODS   0 SubCommitteeofExpertsonthe   TransportofDangerousGoods   (Geneva,516July1999,agendaitemUK.,OZ.,)Ԁ5(hag)(i))@iiaMISCELLANEOUSDRAFTAMENDMENTSTOTHEMODELREGULATIONS @EEa Toxicbyinhal ia  ation Listingandclassification  substances      &    XXXXXXXX    UKUK.,   INFPAPER ] P  UK.,UK.,    XXXXXXXX'   &  Ԉ     XXXXXXXX    UKUK.,    Toxicbyinhalationsubstances d  UK.,UK.,    XXXXXXXX't  &    XXXXXXXX    UKUK.,    CEFICcommentsonST/SG/AC.10/C3/1999/49         UK.,UK.,    XXXXXXXX'0                                                                        &    XXXXXXXX    UKUK.,   Background S   p   UK.,UK.,    XXXXXXXX'        ThereisnoevidencethattheclassificationcriteriaforthetoxicmaterialsofClass6.1PGIpresentlyincludedintheModelRegulationareinadequateordetrimentalintermofsafetyperformances.TheproposaltocreateinClass6.1PGIdifferentsubgroupsforthetoxicbyinhalationsubstanceshasneverbeenjustifiedonthebasisofpracticalsafetyproblemsarisingfromthepresentsystem.Theadoptionofsuchnewclassificationcriteriawillonlythereforeleadtounnecessarychangeandtoadditionalneedlesscomplexity.TheprinciplehasuntilnowneverbeenadoptedorendorsedbytheUNCETDG.TheintroductionofthepackinginstructionsP601andP602wasfinallyagreedattheDecember1998meetingbecauseitwasbasedonexistingpackingrequirements.&    XXXXXXXX    UKUK.,   Commentsonthisnewproposal  `!  ` UK.,UK.,    XXXXXXXX'`!p      ProposalST/SG/AC.10/C3/1999/49isbasedontherationalofthisunapprovedclassificationsystem.Itisnotjustifiedbypracticalsafetyconsiderationbutonlybytheneedtoalignthepackinginstructionswiththisnewclassificationsystem.CEFIChasaspecificmajorreservationonthenewconceptofdoublepackaging,consistingofaninnerdrumandanouterone.&    XXXXXXXX    UKUK.,   Conclusions ( @)$)  UK.,UK.,    XXXXXXXX'@)  &    XXXXXXXX    UKUK.,   TheabovementionedproposalST/SG/AC.10/C3/1999/49,isbasedontheaxiomthatClass6.1PGI +P&+ hastobeseparatedintwosubgroups,andisinthisrespectquestionable.   UK.,UK.,    XXXXXXXX'+  XX   XXXXXX    UKUK.,    Theissueoftoxicbyinhalationshouldonlybeaddressedonthebaseofwelldefinedsafetyproblems z-(. arisingfromthepresentModelRegulationrequirements.@!a