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Chemical test used to detect Seminal Stain is

Question and options

Chemical test used to detect Seminal Stain is
  1. Florence test
  2. Teichmann test
  3. Takayama test
  4. Precipitin test

Answer and explanation

Correct answer: A - Florence test
The Florence test (iodine in potassium iodide giving choline periodide crystals) is a chemical test for seminal stains. Teichmann and Takayama are blood crystal tests; precipitin determines species of origin.

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