t(min.) 15 30 45 60 75 90 CH3OCH3 (%) 25,87 22,88 21,1 20,13 19,01 18,02 H2CO+CH2O2 (%) 27,86 28 28,15 27,61 27,82 28,29 H2O(%) 19,54 19,56 19,6 19,85 19,93 20,12 CH3OH (%) 26,72 29,56 31,15 32,41 33,25 33,55 Other products. (%) 22,18 24,53 26,16 27,22 28,26 28,53

Table 1: Products selectivity (%) in methanol reaction as a function of injection time (min).