64777 2025 eng lecture 0 -- -- -- In recent years, the interest in the composition of the inks in papyri documents grew exponentially. Different types of inks were found in the period 4th century BCE to 7th century CE. The paper will demonstrate a simple protocol based on comparison of the ink transparency in the near infrared light and X-ray fluorescence spectroscopy. The importance of including ink composition into new catalogues and possible formats of such data will be also presented and discussed. 31st International Congress of Papyrology Cologne, Germany 28.07.2025 02.08.2025 0 publish false true Ira Rabin eng uncontrolled Ink eng uncontrolled Historic ink eng uncontrolled Papyrus Analytische Chemie 4 Material und Umwelt 4.5 Kunst- und Kulturgutanalyse Chemie und Prozesstechnik Chemische Charakterisierung und Spurenanalytik Datei im Netzwerk der BAM verfügbar ("Closed Access") Präsentation