High quality disposable plastic laboratory products.

The preservation box made of the polycarbonate (The plate is made of polypropylene) is excellent in
heatproof and crashproof.
Each company frozen preservation tube (to 2.0ml) can be used.
Because the tab of the gap prevention is attached, it is possible to pile them.
A convenient number and alphabet for identification are marked to the partition. It is possible to use
it for the liquid nitrogen (vapor phase) and the deep freezer preservation.

20 tubes of 1.5ml can be stored, and 10 tubes rack is the stairs of 2 rows.
The bottom of tube put up in the rack is clearly seen because it is transparent made of polycarbonate.
With rubber for slip stopper.