Stacking Test Tube Rack Globe® Scientific 456500 Series 60 Place 15 to 17 mm Tube Size Blue 2-4/5 X 4-1/8 X 9-3/5 Inch

Easy to assemble: simply fold and snap together securely

Racks are autoclavable at 121° Celsius for 20 minutes

Can be used dry, wet or in water baths and will not float

Can be used in freezers without deforming or going brittle

Will not rot, rust or deform

Special design allows samples to be incubated at the same temperature. alpha numerical grid reference on top tier for easy identification of samples

Color coded for easy identification and bath work

Stackable when empty