Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 38 Miscellaneous chemical products 38 24 Prepared binders for foundry moulds or cores; chemical products and preparations 38 24 74 -- Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluoroca Commodity Code Description 38 24 74 00 -- Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluoroca