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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.
Aligned to the Next Generation Science Standards (NGSS)*
Disciplinary Core Ideas: PS1.A; PS1.BPerformance Expectations: MS-PS1-2Cross Cutting Concepts: PatternsEngineering Practices: Analyzing and Interpreting Data
Kit Includes:5mL Diphenylamine Sulfuric Acid Solution0.025g Sodium Rhodizonate5mL Lead Nitrate, 0.05M Aqueous Solution20 Alcohol Swabs
DOT Info:Small quantity exemption 173.4THIS PACKAGE CONFORMS TO 49 CFR 173.4 for domestic highway or rail transport only
*"Next Generation Science Standards” is a registered trademark of Achieve. Neither Achieve nor the lead states and partners that developed the Next Generation Science Standards was involved in the production of, and does not endorse, this product.