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Innovating Science™ Disappearing Rainbow

Use acids and bases with three indicators to create a rainbow of colors.

Supplier: Innovating Science™ IS7039

Catalog No. S98653

$42.50 / Each of 1

Alert:

WARNING: This product can expose you to chemicals including Phenolphthalein/Methanol/Methyl isobutyl ketone, which are known to the State of California to cause cancer, birth defects and reproductive harm.

Includes: Materials for five demonstrations: 800mL Sodium Hydroxide solution; 50mL Sodium Hydroxide, 3M; 1L Hydrochloric Acid, 0.01M; violet, blue, green, yellow, orange and red indicators; and instructions

Description

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

Specifications

Product Type	Disappearing Rainbow Demonstration Kit
Grade	7 to 14
For Use With (Application)	Use acids and bases with three indicators to create a rainbow of colors
Quantity	1

Color	White
Age	13 to 20
Includes	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
Dimensions (L x W x H)	5.5 x 4.25 x 6.75 in.

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