The description of the item 38249910 of Australia HScode: Chemical products and preparations of the chemical or allied industries, incl. those consisting of mixtures of natural products, n.e.s.: Goods, as follows (a) case hardening preparations; (b) food preservatives; (c) organic derivatives of clay minerals; (d) Seger cones and other fusible ceramic firing testers; (e) naphthenic acids, their water-insoluble salts and their esters; (f) preparations, including patches (transdermal systems), intended to assist smokers to stop smoking, other than goods of 2106.90.20