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Explore the interesting properties of nanomaterials by reducing a solution of gold (III) chloride to form colloidal gold nanoparticles. As the reaction occurs, the mixture undergoes multiple color changes before becoming the bright red color characteristic of small gold nanoparticles. Kit contains enough materials to complete the demonstration 5 times and includes: 100 mL Gold (III) Chloride Solution, 1M; 10 mL Sodium Citrate Solution, 1%; and 50 mL Sodium Chloride Solution, 1M.
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