| 3824 | | Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included: | | | | |
| 3825 | | Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter: | | | | |
| 3825.61.00 | 00 | Other wastes from the chemical or allied industries: | | | | |
