Freezer Tube Box 16 Places Cardboard Holder Rack for 50ml Microcentrifuge Tubes, White 2Pcs Double-End-Threaded Studs so it is not easy

so it is not easy to break apart in use

paper feeder

1 x DC 24V to DC 12V 40A Voltage Converter

then apply it from top to bottom and from left to right to ensure uniform distribution of the coated surface

Plastic Ribbed for easy assembly and secure fitting

Freezer Tube Box 16 Places Cardboard Holder Rack for 50ml Microcentrifuge Tubes, White 2Pcs Double-End-Threaded Studs so it is not easyDescription: 1. Fit for 50ml freezer tubes, 4x4 array, 16 Places. 2. Constructed of cardboard with a white coating and this style is non waterproof. 3. Keeps your freezer tubes firmly inside while the box is closed. 4. Widely used on holding laboratory freezer tubes or centrifuge tubes. Specification: Material: Non waterproof Cardboard Overall Size: 150x150x125mm 5. 91*5. 91*4. 92 Inch (L*W*H) Hole Size: 34x34mm 1. 34*1. 34 Inch Hole Depth: 90mm 3. 54