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Gas Chromatography Forensics

Gas Chromatography is useful in Forensics, so let us check it out some of the applications in forensics. Uses of GC are as follows:

  1. Gas Chromatography is used in determination of blood alcohol content in the body.
  2. Blood alcohol analysis test is used by law enforcement to determine if a driver was unlawfully driving or operating a vehicle.
  3. Certain drugs are prohibited in certain states, so in order to check whether person has taken drugs in the body Gas chromatography is used.
  4. Gas chromatography is used to test samples found at crime scene.
  5. GC is used to identify which fluids and chemicals are present in the body.
  6. Testing of blood and fibre at the crime scene by GC.

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Disadvantages & Advantages of an GC

Disadvantages & Advantages of an GC.

Gas chromatography (GC) is an analytical method which is used for the separation of an volatile substance from a give mixture of compounds which are very difficult to separate and analyse.

This type of chromatography separates the molecules based on the volatility of a substance.

The substance with more volatility will separate out quickly while the substance with less volatility will elute out slowly.

Advantages 

Advantages and Disadvantages of International Trade

Check out Advantages and Disadvantages of International Trade discussed below. So let us find out some information on advantages and disadvantages to know more about International Trade. It is a trade between nations in the form of imports as well as exports. International trade can be considered one of the important souce of revenue in the developing countries. Trade between countries is the exchage of both services and goods among the countries of the world economy.