Explanatory notes
… salts 2918.29 - - Other 2918.30 - Carboxylic acids with aldehyde or ketone function but without other oxygen … to in previous sub-Chapters (alcohol, ether, phenol, aldehyde, ketone, etc., functions). (A) CARBOXYLIC ACIDS … acids . (C) CARBOXYLIC ACIDS WITH ALDEHYDE OR KETONE FUNCTION AND THEIR ESTERS, SALTS AND …