| 摘要 |
<p>The present invention relates to labelling of a substance or an item and finds an application in labelling of a substance or an item for the purpose of identifying said substance or item. In one aspect the present invention provides an entity suitable for use in labelling of a substance or an item which entity provides a plurality of identifiable species. In another aspect the present invention provides a method suitable for use in labelling of a substance or an item which method includes providing a substance or an item with an entity which entity provides a plurality of identifiable species.</p> |
