Innovating Science Disappearing Rainbow
Use acids and bases with three indicators to create a rainbow of colors.
Manufacturer: Innovating Science IS7039
- In a basic solution, phenolphtalein is red, p-nitrophenol is yellow and thymolphthalein is blue
- These can be combined in various ways to create all the colors of the rainbow
- If done correctly, students only see the acid or base being poured, adding to the impressive display
|Use acids and bases with three indicators to create a rainbow of colors|
|25mL Red indicator UN1170, 25mL orange indicator UN1170, 25mL yellow indicator UN1170, 25mL green indicator UN1170, 25mL blue indicator UN1170, 25mL violet indicator UN1170, 2 x 30mL Hydrochloric Acid 1N UN1789, 2 x 30mL Sodium Hydroxide 1N UN1824, 30mL Sodium Hydroxide Sol 6M (6N) UN1824|
|Disappearing Rainbow Demonstration Kit|
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