MTC Bio's 5ml MacroTube® Cardboard Freezer Boxes are made of recyclable material, with a liquid-resistant outer coating. They are shipped fully assembled and are available in a 5×5 version that holds 25 x 5ml Snap-Cap tubes or a 6×6 version that holds 36 X 5ml Screw-Cap tubes. Each box has liquid nitrogen drainage slots and numbered grid markings in almost every conceivable location (top, bottom, sides, etc.).
Features:- Attached hinged lid
- 5×5 version for 5ml Snap-Caps
- 6×6 version for 5ml Screw-Caps
- Alpha-numeric coding
- Polycarbonate box fits 25 x 5ml tubes
- Polycarbonate box usable temp range is -196° to +121°