Description

Glass double-concave lens at 50mm diameter and 100mm focal length

and measuring powders and granules

Aluminum S-shape test tube stand designed for chemistry and biology benches

Demonstrates eddy-current braking as circular magnets swing over a 4

the higher nanofarad decade for tuned-circuit

Sloping Claisen Head with Two B14 Sockets, 24/29 Flask and 19/26 Condenser Cones, Borosilicate Glass Diameter_300mm Glass double-concave lens at 50mmSloping Claisen head in borosilicate glass features two B14 sockets with 24 29 cone for thermometer and dropping funnel connections during distillation.

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Sloping Claisen Head with Two B14 Sockets, 24/29 Flask and 19/26 Condenser Cones, Borosilicate Glass Diameter_300mm Glass double-concave lens at 50mm

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