general: See 9903.91.01.
| Code | Description | Units |
|---|---|---|
| 2610.00.00.20 | Having a chromium content equivalent to not more than 40 percent chromic oxide (Cr2O3) | t, Cr2O3 t |
| 2610.00.00.40 | Having a chromium content equivalent to more than 40 percent but less than 46 percent chromic oxide (Cr2O3) | t, Cr2O3 t |
| 2610.00.00.60 | Having a chromium content equivalent to 46 percent or more chromic oxide (Cr2O3) | t, Cr2O3 t |