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...Lecture notes in forensic medicine derrick pounder university of dundee blood and other stains amino phthalhydrazide which is oxidised to a luminescent product visible the dark when found at scene death or on an item evidence two principal questions arising confirmatory tests as name implies confirm are whose it under what circumstances presence immunological methods make use was deposited first task establish that commercially produced specific antibodies human stain origin if serum proteins haemoglobin so next individualisation positive test result proof establishing pattern specifically crystal for distribution bloodstains can provide information haeme derivatives conclusive allows reconstruction how were but not species devised by teichmann takayama produces presumptive rhombic prismatic brown crystals haematin halide salmon simple quick used pink pyridine haemochromagen laboratory screening years old may still give separate out likely from spectrophotometric currently mimic them a...