Here is the Field Specification for product import:
- Category Name
- Subcategory Name
- Manufacturer
- Product Sku
- Product Name
- Unit Cost
- Quantity On Hand
- Weight
- Product Summary
- Product Description 1
- Product Description 2
- Product Description 3
- Product Description 4
- Product Description 5
- Thumbnail Image
- Large Image
For more info on the product import please see page 201 of the cart user manual:
http://www.smith-consulting.com/Portals/0/docs/smithshoppingcartmanual.pdf
Here is a link where you can find a sample import xls:
https://www.smith-consulting.com/forums/forumid/4/threadid/2699/scope/posts.aspx