How Chromatography Is Used in Forensic Science?

Background: Chromatography is a method for analyzing mixtures by separating them into the chemicals from which they are made. ... Forensic scientists are able to use ink chromatography to solve crimes by matching documents or stains found at a crime scene to the marker or pen that belongs to a suspect.

How is chromatography used by forensic scientists?

In forensic investigations, gas chromatography is used in toxicology screening to determine if a deceased person has ingested drugs or alcohol prior to death. It can also be used to tell if a victim of crime has been poisoned.

How is chromatography used in a crime scene?

Since gas chromatography is useful in identifying the individual elements and molecules present in a compound, it has been applied in forensic pathology to determine which fluids and compounds are present inside a human body after death.