Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 38 MISCELLANEOUS CHEMICAL PRODUCTS 38 25 RESIDUAL PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES, NOT ELSEWHERE 38 25 50 WASTE-METAL PICKLING LIQUORS,HYDRAULIC FLUIDS,BRAKE FLUIDS & ANTI-FREEZE Commodity Code Description 38 25 50 00 WASTE-METAL PICKLING LIQUORS,HYDRAULIC FLUIDS,BRAKE FLUIDS & ANTI-FREEZE