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1 x 50mm Diameter Convexo-Concave lens
It exhibits specific density and solubility properties as specified
they’ll detect a specific cancer and study the hereditary tendencies of the condition
ensuring secure storage and easy access to each specimen
Magnetising and Demagnetising Coil 1 x 50mm Diameter Convexo-ConcaveConsisting of a 250mm long solenoid wound with insulated copper wire mounted on a base with switch and 4mm terminals. For magnetising and de magnetising ordinary magnets, iron bars etc. Solenoid 250 mm long x 35 mm internal diameter. 6 Volt DC AC Max 4A current Diameter 27 mm. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please
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