Ceramic 1L, 10x10mm

1 liter af postulínshringjum, stærð 10x10mm. 10 x 10 mm. Larger rings for larger columns. Price decrease with larger size. The Raschig rings are made of ceramics and have a large surface area and are used as heat distributors in boiling or column-filling the reflux distilling apparatus. Size 10x10 mm.