# Tannin characterization and sourcing in historical leathers through FTIR spectroscopy and PCA analysis

> Research article (Collagen and Leather, 2023) · cited 31× · AI/ML

**Wikidata**: [openalex:W4383720787](https://www.wikidata.org/wiki/openalex:W4383720787)  
**Source**: https://4ort.xyz/entity/tannin-characterization-and-sourcing-in-historical-leathers-through-ftir-spectroscopy-and-pca-analysis