Powder funnel, Material: Borosilicate glass,plain 60 deg angle, Funnel has a diameter of 45mm, with a stem length of 30mm, and a stem diameter of 20mm, Size: 45Mm
Powder funnel, Material: Borosilicate glass,plain 60 deg angle, Funnel has a diameter of 55mm, with a stem length of 30mm, and a stem diameter of 20mm, Size: 55Mm
Equilateral Prism, Material: acrylic, Refractive index close to optical glass, can produce a rainbow from a non-monochromatic light source such as sun light, Perfect for student use, which will not break or chip like glass, is a softer material, Size: 50mm length, 25mm face size