by Police - Bureau of Police Research and Development

The Indian Police JournalObservationsA spot of paper has also been spotted to show any kind of interferencein samples.Table 2: Description of samples spotted on TLC plateSpotNo.Colour of processed ink takenfrom Inkjet printerHP Business Inkjet 1000 & Sample IdSpotNo.Colour of processed ink takenfrom Inkjet printerHP PhotoSmart C 3188 & Sample Id1. Cyan (C-1) 7. Paper2. Magenta (M-1) 8. Cyan (C-2)3. Mix (C+M+Y+K) 9. Magenta (M-2)4. Yellow (Y-1) 10. Mix (C+M+Y+K)5. Black (K-1) 11. Yellow (Y-2)6. Paper 12. Black (K-2)(a) Under Visible Light(b) Under UV-366 nm(c) Under UV-254 nmChromatogram developed for HP Business Inkjet 1000 &HP PhotoSmart C 3188164 January - March, 2013