remove item from inventory as it was used for sampling

Hello there, @Chrysa. 

Thanks for posting your question here. I'd be happy to help you with removing an inventory item. 

Below are the steps on how to delete an inventory item from QuickBooks Desktop:

1. From the Lists menu, select Item List (for Windows) or Items (for Mac).
2. Select the item you want to delete.
3. From the menu bar, select Edit and then Delete Item.

For further information about managing inventory items, please refer to this detailed article: Add, edit, and delete items. 

Feel free to follow up and let me know how it goes. I'm always here to help. Take care!