Ossein and bones treated with acid

05.06 - Bones and horn-cores, unworked, defatted, simply pre ared (but not cut to shape), treated with acid or degelatinised; powder and waste o these products. P - Ossein and bones treated with acid 0506.90 - Other 0506.10 The products of this heading are used mainly as carving materials, for the manufacture of glue and gelatin or as fertilisers. The heading covers : (I) Bones and horn-cores (inner bones of horns), unworked or defatted (bones from which the fat has been removed by various processes). (2) Bones, simply prepared (but not cut to sha e), i.e., not having undergone processes extending beyond sunple sawing for the remova of superfluous parts, cutting (crosswise or lengthwise), sometimes followed by rou planing or bleaching. The heading therefore excludes rectangular (includin square) p ates and sheets and other shapes, whether or not polished or otherwise workecf and products obtained by moulding powdered bone; all these goods fall in heading 96.01 or in other more specific headings. ? P (3) Bones treated with acid, i.e., bones, the calcareous part of which has been dissolved by means of hydtochloric acid, and which, without havin lost their original form, retain only their cellular tissue and cartilaginous parts (ossein) w ich can be easily transformed into gelatin. % (4) DegeIatinised bones from which the gelatin has been removed by steaming and which are usually in the form of powder (steam bone flour). (5) Powder and waste of bones (including crushed bones), e.g., that produced by working the bone. -