Code 3825 90

RESIDUAL PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES, OTHER WASTES

SECTION VI. Products of the chemical or allied industries

38 MISCELLANEOUS CHEMICAL PRODUCTS

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 90 other

3825 90 100 0 alkaline ferric oxide for gas treatment

3825 90 900 0 other