Feature●50 hole,Diameter: 16.2mm/0.64in●These are great for making homemade chapsticks,storing ink samples,test tubes, lip balm, great for holding small cylinders upright●Suitable for test tubes with an OD ranging from 12mm to 16mm●The test tube rack are made of laboratory grade polystyrene, durable and light weight, easy to carry, not autoclavable●The test tube has 3 Layer, 2 slots, each layer has a direction, slide the shelves in from one side, the other side has a lip that stops it, fits very snug. The stand has three layers of holes with a smallest hole at the bottom to keep tubes steady, and the large holes on the second and the top floor[13 & 16mm(Single)]
Description
50-Place Test tube rack for 12/16mm diam. Tubes, detachable, plastic, Color is CLEAR. Test tube rack is manufactured to hold 50 tubes having an outside diameter ranging from 12 - 16mm. Great to hold tubes for parties, lip balm kits, essential oil preparation, etc.