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NIJ Training Course for Firearm Examiners: Chemical Testing Technique Using the Sodium Rhodizonate Method

An interactive tool used to supplement the NIJ online training course entitled 'Firearm Examiner Training', as outlined in the twelfth learning module, 'Gunshot Residue and Distance Determination'. This brief video demonstrates the use of a Sodium Rhodizonate test to identify the presence of lead on an uncontaminated surface. 

Date Published: June 23, 2020