| 摘要 |
<p>A pet food sample packet comprises a sample amount of substance (1) containing pet food fragrance material. The sample amount of substance (1) is placed in a bag made out of impermeable to air film (2, 4) where the bag is closed up by airtight sealing, or the sample amount of substance is placed on one side of an impermeable to air sheet of film and on this side of the sheet there is an adhesive surface surrounding the amount of substance and outlined for airtight sealing, or the sample amount of substance is fixed or laid onto one side of a sample carrier in micro- encapsulated form and the carrier is prepared with an adhesive surface.</p> |
