Material: PP. Autoclavable: yes. For round, flat and conical blood collection and culture tubes from 3.5 to 10 ml, and for 15 ml centrifuge tubes. Suitable for: vessel Ø 13-16 mm. Recommended tube size: 13 x 75/100 mm, 16 x 100/125 mm, 17 x 120 mm. Can be combined individually by fitting them together Alphanumerically coded Suitable for use in a water bath With four sides which can be equipped as required: Side A: 12 x hole Ø 13 mm Side B: 18 x hole Ø 13 mm Side C: 12 x hole Ø 17 mm Side D: 18 x hole Ø 17 mm Multi-tube rack ROTILABO ® 4-in-1 set Assorted colours (blue, purple, green, red neutral).