Features:

● 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

Product parameters:

● Temperature tolerance range: -196℃ -121℃