25.10 25.11 ex 25.12 Infusorial earths, siliceous fossil meals and similar siliceous earths (for example, kiesclguhr, tripolite or diatomite) of an apparent density of 1 or less, whether or not calcined, not put up for retail sale ex 25.13 Pumice stone, emery, natural corundum and other natural abrasives, not put up for retail sale
Créanna ionfúsóracha, mineanna iontaiseacha siliceacha agus créanna siliceacha dá samhail (mar shampla, kieselguhr, trípilít nó diaitimlt) agus 1 nó faoina bhun de shainmheáchan dealrach iontu, cailcínithe nó gan cailciniú, gan bheith curtha suas lena miondíol ex 25.13