Document Analysis Class Kit which provides an introduction to Forensic Chemistry.Scenario: The school library's computers have been stolen. Left behind was a ransom note demanding money.Students can help to solve the crime using thin-layer chromatography to separate the ink on the ransom note and the ink found in markers tied to possible suspects. It may be possible to provide evidence as to whether or not the ransom note could have been written with a particular marker.Kit contains enough material for 15 groups. Teacher's Manual and Student Study Guide copy masters are included.Kit includes:3 felt tip markers15 x 30ml chromatography solvent UN117015 silica gel chromatography sheetsCapillary tubesTeacher's ManualStudent Guide master copies* Please Note: The tests included with this kit are suitable for use in schools. They are not suitable for diagnostic or commercial use*