Evaporating Basin, made from high quality porcelain, Round form with spout, For use with high purity samples, Fully Glazed except outside base, strong, durable, Superior quality, Capacity: 250 ml, outer dia 115 mm, height 45 mm
Marina Aquarium Brush Cleaning Kit contains three cleaning brushes, foxtail brush is ideal for cleaning tubes up to 2,54 cm diameter and 45 cm length, airline brush is designed for cleaning airline tubing, filter st
Equilateral Prism, Material: optical glass, Perfect for optical refraction experimentation, Will create a rainbow with any standard light source (led from a phone will work), Because of their educational use design, do not affect physical function, Size: 75mm lengthx25mm face size