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Hydrogel - KS2 Properties of Materials Investigation Resource

Code: KL334
  • Now £8.10 (ex. VAT)
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This completely non-toxic powder absorbs up to 500 times its own weight in water and is the 'secret' ingredient used in applications ranging from babies nappies to perpetual growing plants.

When exposed to water, the powder transforms into a gel which holds the water for an extended period.

Qty: 500g.

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