6903.20.00.00
| Heading/ Subheading |
Stat Suffix | Article Description | Unit of Quantity | General (column 1) | Special (column 1) | Column 2 |
|---|---|---|---|---|---|---|
| 6903 | Otherrefractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports,cupels, tubes, pipes, sheaths and rods), other than those of siliceous fossil meals or of similarsiliceous earths: | n/a | n/a | n/a | n/a | |
| 6903 20 00 | 00 | Containing by weight more than 50 percent of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2) | kg | Free | n/a | 30% |