Gun Shot Residue Presumptive Test Kit

Description

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. Kit contains instructions and enough materials for 30 tests.

Kit Includes:
1 x 5mL Diphenylamine Sulfuric Acid Solution
1 x 0.025g Sodium Rhodizonate
1 x 5mL Lead Nitrate, 0.05M Aqueous Solution
20 Alcohol Swabs