Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 38 Miscellaneous chemical products 38 16 Refractory cements, mortars, concretes and similar compositions, other than prod 38 16 00 38 16 00 00 Commodity Code Description 38 16 00 00 00 Refractory cements, mortars, concretes and similar compositions, other than products of