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Harmonized System
Section XIII
ARTICLES OF STONE, PLASTER, CEMENT, ASBESTOS, MICA OR SIMILAR MATERIALS; CERAMIC PRODUCTS; GLASS AND GLASSWARE
Chapter 69
Ceramic products
Heading 6902
Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths.
6902.10
- Containing by weight, singly or together, more than 50Â % of the elements Mg, Ca or Cr, expressed as MgO, CaO or Cr2O3
6902.20
- Containing by weight more than 50Â % of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
6902.90
- Other
Section XIII
ARTICLES OF STONE, PLASTER, CEMENT, ASBESTOS, MICA OR SIMILAR MATERIALS; CERAMIC PRODUCTS; GLASS AND GLASSWARE
Chapter 69
Ceramic products
Heading 6902
Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths.
6902.10
- Containing by weight, singly or together, more than 50Â % of the elements Mg, Ca or Cr, expressed as MgO, CaO or Cr2O3
6902.20
- Containing by weight more than 50Â % of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
6902.90