> For the complete documentation index, see [llms.txt](https://www.tedarikzincirisozlugu.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.tedarikzincirisozlugu.com/a-z/u.md).

# U

- [UNSPSC](https://www.tedarikzincirisozlugu.com/a-z/u/unspsc.md): UNSPSC - United Nations Standard Products and Services Code / Birleşmiş Milletler Standardı Ürün ve Hizmet Kodu
- [UPC Code](https://www.tedarikzincirisozlugu.com/a-z/u/upc-code.md): UPC Kodu - Evrensel Perakende Malzeme Kodu