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CN2511
25 Salt, Sulphur, Earths and Stone, Plastering Materials, Lime and Cement
2511 (01/1988-..) Natural Barium Sulphate ‘barytes, Natural Barium Carbonate ‘witherite’, Whether or not Calcined (Excl. Barium Oxide)
25111000 (01/1988-..) Natural Barium Sulphate ‘barytes’
25112000 (01/1988-..) Natural Barium Carbonate ‘witherite’, Whether or not Calcined (Excl. Barium Oxide)