● Super white cardboard inside and outside, resistant to mild organic solvents such as alcohol
● Surface coating can effectively waterproof
● The ID freezer box is made of grade A cardboard, the surface is covered with a waterproof film, and the plastic is blocked.
● The ID freezing box uses a flip cover design, and the cover is preset with grid coordinates for easy sample positioning
● ID freezer boxes are available in three colors, suitable for 1.5ml and 2.0ml sample tubes and freezer tubes
● Temperature tolerance range: -196℃ -121℃