These unique holders are perfect for keeping round and tapered bottom flasks upright.
• Inside wall has a slight taper to the open bottom; allows a variety of flask shapes and sizes to fit into one holder
• Wide base keeps flasks stable
• Side slots can be used as sight windows
• Molded from polypro..
Round-bottom flasks of any size up to 10 liters are cradled securely in the stepped concentric rings of this holder.
• Can be stacked together for convenient storage• Polypropylene plastic rack; not affected by spilled acids, alkalis or other corrosive liquids
• Steam autoclavable at 121°C (250°F)..