2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/44004This contribution reviews the QCD analysis of the H1 inclusive DIS data. Flavor separated parton densities are extracted in a NLO QCD fit using neutral and charged current HERA I data. The results of a dedicated QCD analysis of the gluon and $α_s$ are also reviewed.Proceedings of the DIS'2004, Strbske Pleso, SlovakiaHigh Energy Physics - Phenomenologytext