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Innovating Science Gunshot Residue Test Kit
A rapid color change verifies the presence of nitrates and lead during this two-part test to determine whether a surface has been exposed to a discharged firearm- Each kit includes instructions and enough materials for 30 tests- SKU: SSPC73959...
MPN: 3cfc35ec6b475e7f42e70b1cd21ff732
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Innovating Science Polyurethane Foam Demonstration Kit
Innovating Science Polyurethane Foam Demonstration Kit allows you to crate fixed polyurethane foam by reacting polyethers with a di-isocyanate in the presence of a catalyst while polyurethanes are thermoplastic polymers formed by the condensation of a polyisocyanate and a hydroxyl containing material- Includes instructions along with two solutions necessary to perform the demonstration and requires approximately 30 min- SKU: SSPC74584...
MPN: fe48855ecc7b81e096a071e023824ee4
$45.62