Download a fresh CSV template or export your current catalog
CSV with all 34 import columns and one example row. Hand this to your data-gathering system as the schema reference.
Live export of every product currently in your catalog, in the same column format \u2014 use as a real-world reference.
Full column-by-column documentation (what each field maps to on the Product Detail page) is inpublic/mass10_product_import_FIELD_GUIDE.mdin your repository.