Atomic Structure Kits Spares
£18.84
£15.70
Student version spare particles, consisting of 30 protons, 30 electrons and 30 neutrons.
Pack Size:
90
In stock
Student version spare particles, consisting of 30 protons, 30 electrons and 30 neutrons.
| Pack Size | 90 |
|---|---|
| Gross Weight | 0.0525 |
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