Test Tubes 3.3. Boro. 125x16mm & Rim Box of 100 x 2 [980541]

Labglass Test Tubes 3.3. Boro. Box of 100 125 x 16mm with Rim. 2 Boxes.

Now made from 3.3. Borosilicate glass for increased strength and improved performance. Uniform thickness, medium 1.2mm wall.