법의학 실험

Drug testing comes in two forms, presumptive and confirmatory. Because of the cost associated with confirmatory testing, a presumptive test is often employed first. While there are various forms of presumptive drug testing, two of the most ... more

This is a two part test to determine whether a surface has been exposed to a discharged firearm. A rapid color change takes place to verify the presence of nitrates and lead in this gun shot residue test kit. Each kit contains instructions ... more

Test for the presence of blood on materials using phenolphthalein. The Presumptive Blood test will not distinguish between animal and human blood. Further serology tests are needed for this type of blood distinction. Included in the Presumptive ... more

The Forensic Chemistry of Who Done it? Lab sets up the following scenario: Use your forensic techniques to solve the crime of the missing frogs from the biology classroom. Four possible suspects have been identified by authorities. Use ... more