by Police - Bureau of Police Research and Development

Processed Inkjet Inks Analysisby High Performance ThinLayer ChromatographyRashmi Sharma*, Rajeev Kumar**, Seema Srivastava***,Mohinder Singh # & Prof (Dr.) A.K. Gupta ##KeywordsInk of Inkjet printers, Processed, Cyan, Magenta, Yellow, Black.AbstractIn this technological era, the use of electronic equipments has occupied anextensive position. Crimes involving computer and printers are increasingday by day. The Inkjet printer is the most common type of printer used fairly good quality of prints. Several cases of printed disputed documentshave been received in laboratory like cheques, demand drafts, musicconcert tickets. An expert attempt has been made to provide a peculiar Inkjet printer. Chromatography of inks extracted from printouts of 2and similarity between them. A new solvent system has been developedto analyze processed Inkjet ink (ink extracted from the printouts), which spots were scanned using densitometer.IntroductionITH the advent of cheap and sophisticated printing equipmentsthe documents frauds are on rise like anonymous letters,fake stamp papers, postal stamps, bank cheques, counterfeitAuthor Intro. :* Senior Research Fellow, Central Forensic Science Laboratory, Hyderabad-500 013.** Junior Research Fellow, School of Forensic Science, Sam Higginbottom Institute ofAgriculture, Technology & Sciences, Allahabad-211 007.***#Government Examiner, Central Forensic Institute, Kharadi, Pune-411 014.##Dean, School of Forensic Science, Sam Higginbottom Institute of Agriculture,Technology & Sciences, Allahabad-211 007.January - March, 2013161