# Blood Examination

## What is Electrophoresis Test?

Electrophoresis is being used for the separation of various enzyme system.

## What is Spectrophotometry Test?

Spectrophotometry is measuring intensity of light in a part of the spectrum as transmitted by particular substances.

## What is Wagenaar’s Test?

This test was discovered by Wagenaar in 1935.

Wagenaar reagent- acetone and Hcl 10% v/v.

## What is Takayama Test?

Takayama test first discovered in 1912 by Takayama for blood detection.

Takayama test is used for the confirmation of blood not species origin.

## What is Teichmann Crystal Test?

Dr. Ludwig Karl Teichman discovered a test for detection of blood in 1853. later the test name as Teichmann Crystal Test.

## What is Leucomalachite Green?

Malachite is a Triphenyl Methane dye.

It’s an organic compound that is used as a Dyestuff.

Formula of Leucomalachite Green- C23H26N2

## Introduction

While Luminol is oftenly used for detection of blood around since 1939, another method can also be used to reveal hidden/washed blood stain known as Fluorescein which is also being used around since 1990s.

## Luminol Test

### What is Luminol?

Luminol is a chemical that exhibits chemiluminescence, with blue glow.

Formula of Luminol – C8H7N3O2

## What is Benzidine Reagent?

Benzidine is a Bladder Carcinogen referred as Aromatic Amines.

Benzidine Reagent is a poisonous, yellow/greyish red/white in color.

Color change into dark when exposed to light & air.

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