B,A.T (U,K~and Export) limited

                       RE4;RCH a DEYEIOIMENT CLNfRE
                         ;7utsw1:01 i~b~~NO

             ;C  Or, O, Smithi FROM Or, M,C, Dut~
                Or, E,O, Massey


                aG0/90 IDAE 10 Novelber 1487
                         ~l-erhyl Citrate
             :hs I:4ition of di-ethy! titrate to cigarette filters increases :~e
             filtration efficiency of nicotine relative to tar, thus is:nbsi~F
             the :ar to nicotine ratio of a product,

             ;;it:: reference to Project DECIVIE, products have been manufre:urPs
             ~si~: a maximum of Z,Bmg 3iC per filter (Table 1), AlthouS~ analysis
             of.;e products showed little change in the tarlnicotine ratio, some
             ~rerilus experiments using the same filters exhibited the effect,

             3i-P:hyl citrate has been used on the R6 product in Germany by ;Ieemstma
             u rsiennced in the ioiloving a.A,;. Har~urg progress repc:ts:


                July - September 13ii
                Gc;ober· December


             ;he nexl stage of Project 3ECP~IE requires sensory analysis of two
             ~rocacis in the first instance (8384, 8385) using the Duo·trio test,
             ~s :I: has not been approved by:he AGP, I would like appr?val for
             the sensory test to be carried out,

             jhc;iC you need any fur;~er information, please let me know,


                'Y:

             c,c, T, Hirji
               Or, C,R, Jenkins
               ~r. 3,A, Luke


Clit; PDF -!::!!::!!::!.f3 StlC.i: 0111

                     a33P*

                                                O O
                 2/ N(;~D                  CI

              3                            3
              P)     mn~                   PI
              ~                            r


              U                            U
              ·F I                         'r
              Z      COm·J                 z    cuO
              ~      m'p;~ld                   o;
              L                            L. ~n
              ~ r(r(~lrl
              t


                     NNOO            1I * hl*
              ,: a;s;o;h'


          a                          3;
                                     Qll
          01 " I                     rl
       P                             n
       r.                            E
       31                            a
       C11     '' I                . ~n
       ii UI     UI  i ~D h V) (UI   VII UI     III Ic
          rpl I·l~r II
       WC ~rlM~n W
         31   OEl rl          el     CI OEl     rl el
       P t    Ov               ~     El
                               41
       )3  rl


          r01                        e
          CI     i                   ~F
          rg                         #
          O   P)                     31    QI
              EFI                  I       E
          C,         O O      Ln     mi         IO OI
          V   UU1    m P3 RI  m      rl         m IP
          ~   O      dddd            r     O
          a   u~                     ~     o    co
          O   ·r                     YI    '*
          L   Zu                     PI    Tu
          a                          cr


              1L VI                        ~L
              r      b~0~                  Z    rlr(
              3               n~           3
              r      C3N                   r    mn
              ~YI    n i  3   i            Oul  i i


              L ~(                         L
              P) ~I                        dl
              EL~I                         C~

              L) LI                        L)
                     W 1II i m N           W
                     OP;F;P;               O
                                                a ru
              C)~I                         c,
              ~cl                          3


              P)     OUI\P~e               91
              O      mcPlam                             P
              O      r?~mn                 o
              U      mmmm                  U    ~m      C

                                                        W
                                                        Iri

                                                        O
Clit; PDF -!::!!::!!::!.f3 StlC.i: 0111