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American Scientific Heat Packs
Reusable and portable pack to produce instant heat.
$8.72 - $18.77
| Catalog Number | Mfr. No. | Product Type | Price | Quantity & Availability | |||||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Product Type | Price | Quantity & Availability | |||||
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S13163
|
American Scientific
322702 |
Heat Pack (10.1 x 10.1cm (4 x 4 in.)) |
Each for $8.72
|
|
S13164
|
American Scientific
322703 |
Heat Pack (20.3 x 20.3cm (8 x 8 in.)) |
Each for $18.77
|
|
Description
- Contains super saturated solution of water and sodium acetate
- Chain reaction created by snapping metal disc crystallize solution which gives off heat
- Recharged back to liquid state from crystallized state by boiling in water for 10-15 minutes
- Includes teacherapostrophes guide
- Available in two sizes: 4 x 4 in. and 8 x 8 in.
Specifications
| Teacher's guide |
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