Containing by weight more than 50 percent of free carbon — Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and slide gates), other than those of siliceous fossil meals or of similar siliceous earths
Open in calculator| Code | Description | Units |
|---|---|---|
| 6903.10.00.00 | Containing by weight more than 50 percent of free carbon | kg |