What is Phenolphthalein (Kastle – Mayer Test) ?
This test is also known as Kastle-Mayer Test.
The kastle- mayer solution is of phenolphthalein indicator solution which have been produce usually by reacting with Zn powder and ZnO.
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Blood is a type of biological evidence which is commonly found at the scene of crime.
Blood stains are often found at various types of crime scene, such as homicide, hit and run, assault, child abuse, rape, robbery and burglary. it also uses for DNA extraction and establishes the paternity test.
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