Vanillin, tseem hu ua methyl vanillin, yog cov organic compound uas feem ntau siv hauv cov khoom noj, dej haus, tshuaj pleev ib ce, thiab kev lag luam tshuaj. Nws yog xim dawb mus rau daj daj crystalline hmoov nrog qab zib, zoo li vanilla aroma thiab tsw. Hauv kev lag luam khoom noj, van ...
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