The work in the chemistry division involves the chemical analysis & characterization of chemical substances present in various types of exhibits, both qualitative as well as quantitative.

  • Determination the profile of adulterants in petroleum products like kerosene, diesel, petrol, mobil, lubricating oils and their residues as such in burnt articles
  • Analysis of dyes in trap cases
  • Determination of acids, alkalis and their residues in different articles including clothing materials
  • Analysis of vegetable oils
  • Analysis of precious metals like Gold, silver, platinum etc.
  • Analysis of ores
  • Comparative examination and analysis of cement, mortar and concrete materials
  • Analysis of soaps, detergents and related products
  • Analysis and comparative examination of different spurious, substandard / duplicate goods like tooth paste, tooth powder, pain balm, cosmetics, paints, spices etc.
  • Undertake meticulous examination of different crime scenes including fire / arson scene to know origin and cause of fire.


The work in biology division includes analysis of various exhibits such as blood, semen, saliva & other body fluids, hair, tissues, skeletal parts for their identification / comparison -

  • Determination of the "origin and grouping" of biological stains
  • Analysis of blood, semen, saliva and other body fluids, tissues and their stains
  • Interpretation of the pattern of blood stains
  • Identification and comparison of hair
  • Determination of cell structure and their significance
  • Personal identification by super imposition of suspected skull with ante-mortem photographs of the deceased


The work in the physics division involves the examination and comparison of physical clue materials, which commonly include

  • Tools and tool marks
  • Examination of paint and glass
  • Examination of fibers, fabrics, rubber, plastic and polythenes
  • Examination of identification marks
  • Comparison of soil samples
  • Examination & physical fit of broken objects
  • Examination of foot / footwear / tyre impressions
  • Examination of electrical cables / wires / energy meters
  • Examination of stoves / ovens.
  • Examination of counterfeits of originals
  • Examination of road crashes
  • Examination of scene of fires
  • Examination of fall from a height.


The work in the ballistics division involves the identification & comparison of firearms, ammunition and parts thereof. The work includes-

  • Examination of the arms and ammunition recovered under Arms Act and other provisions of Law
  • The "stoichiometry" of the firearm and its working condition
  • Restoration of erased marking on the firearm
  • To determine whether the spent cartridge / bullet / percussion cap / pellet / wad have been fired through firearm in question or not
  • To find out whether the ammunition is live or not
  • Examination of target materials having suspected bullet/pellet/shot holes
  • Determination of range and direction of firing
  • Examination of GSR in hand swabs in suicide, homicide and deaths due to encounter
  • Examination of place of occurrence and reconstruction of crime scene
  • Measurement of wound ballistic parameters

Questioned Documents Division

This division deals with the forensic examination of documents involved in all types of white collared crimes, economic offences, cases involved in dowry harassment, homicide, suicide, organized crimes, etc. and provide necessary scientific evidence in

  • Fixation of "authorship" of hand writings and signatures, including forgery
  • Generation of evidence for alterations, sequence of strokes & their intersection
  • Decipherment of erased, indented, obliterated writings
  • Validation of currencies, stamp paper and credit cards
  • Examination of writing materials used for the creation of documents
  • Comparison of typed scripts
  • Comparison of stamps, seals & their impressions
  • Comparison of the impression of printing matters
  • Detection of forgery and fixing the authorship of forged signatures
  • Determination of sequence of strokes and other physical evidences like folds, erasures, staple marks, etc.
  • Identification of printed matter, computer print-outs and other mechanical impressions
  • Credit cards and travel documents
  • Writing materials like inks and paper
  • Indentations, alterations, erasures, additions, substitution and obliteration in forensic documents
  • Counterfeit or forged currency / bank notes and other related exhibits


The Toxicology section undertakes extraction and analysis of various "Poisons & Drugs" from visceral samples which include volatile, non-volatile, synthetic and plant poisons, metallic poisons, insecticides, alkaloid, tranquilizers, sedatives, hypnotic drugs, anesthetics, antibiotics, chemicals, poisons etc. The exhibits also include nail, hair bones and body fluids like blood, urine, gastric lavage, vomitus etc. The analysis of these autopsied samples of tissues and other body fluids will help in.

  • Estimating precise "cause of death" by analyzing poisonous substance found in bio-matter
  • Quantification of residual poisons or drugs whenever possible
  • Determination of drunkenness from blood and urine
  • Use of instrumental methods of analyzing trace amount of poison in biological matter

Accessibility Options

Accessibility options enables you to increase or decrease the font size and/or change color scheme of this website according to your preferences.


High Contrast
Standard Contrast