Waterless Crystals for the Teaching Tank®

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Product Number: SB34990

In Stock (Ships within 1-2 business days)

$4.95

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These super-absorbent crystals absorb about 300 times their density in water and are used in hydroponics, diffusion, and refraction in the Teaching Tank®. 4-oz. bag.

Brand  :       American Educational Products
Item Weight  :       0.44
Prop 65  :      
 

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