R210.00
Watch UV Beads change color in sunlight, perfect for testing UV protection. Diameter: 8.5mm, center hole: 3.6mm. Ideal for secondary science.
In stock, ready to ship
R150.00
In stock
Watch white beads change colour outside, returning to white when brought back inside. Beads contain pigments reacting with ultraviolet light from the sun or any source, even on a cloudy day. Test the UV blocking effectiveness of suntan lotion, sunglasses, windows, etc. Size: diameter 8.5mm – center hole 3.6mm.
| Weight | 250 g |
|---|---|
| Dimensions | 20 × 5 × 6 cm |
| Pack Size | 100 |
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