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Information × Registration Number 0216U006528, 0114U000611 , R & D reports Title Methodology definition the chemical composition of coloring matter of time means the ultraviolet and infrared spectroscophy popup.stage_title Head Demyanchuk Rostyslav, Registration Date 25-03-2016 Organization Scientific Research Institute of Forensic Sciences, Lviv popup.description2 Development of the integrated method of the investigation of the chemical composition of the coloring agents (paste of the ballpoint pens and stamp inks) in their touches in the documents and determination of the aging kinetics of the substences due to the change of the relative composition of their components using the methods of spectral analysis has been carried out.5481 Product Description popup.authors popup.nrat_date 2020-04-02 Close