Code 6907 21
FLAGS AND PAVING, HEARTH OR WALL TILES, OTHER THAN THOSE OF SUBHEADINGS 6907 30 AND 6907 40, OF A WATER ABSORPTION COEFFICIENT BY WEIGHT NOT EXCEEDING 0. 5%
FLAGS AND PAVING, HEARTH OR WALL TILES, OTHER THAN THOSE OF SUBHEADINGS 6907 30 AND 6907 40, OF A WATER ABSORPTION COEFFICIENT BY WEIGHT NOT EXCEEDING 0. 5%