<prompt> Following are tests to confirm blood stains exceptPhenolphthalein testTakayamma testFlorence testTeichmanns test  <response>: To find out whether the stain is blood or Not: 1. Catalytic color test Phenolphthalein test Oho-toluidine test Benzedine test 2. Crystal test Hemin crystal testTeichmanns test Hemochromogen crystal testTakayamma test Ref: FORENSIC MEDICINE AND TOXICOLOGY Dr PC IGNATIUS THIRD EDITION PAGE 317 