Product #: Search: Adapters Beakers Bottles Burets Chromatography Clamps Condensers Cylinders Distillation Drying Evaporation Extraction Filtration Flasks Funnels Gas Apparatus Joints Mantles - Heating Pipets Special Glassware Stirrers Stopcocks Stoppers Sublation Thermometer Tubes Vacuum Repairing glassware is smart! It saves money and is a great way to minimize waste. More>> Login / Logout Account Profile Share this site with a friend! More>> Cork Rings Product#: TG-2900 Availability: This item normally ships within 1 - 2 business days. Description: These quality cork rings are ideally suited for supporting flasks, beakers, dishes, etc.in the laboratory. Rings are 30mm thick. Code Number: 101 102 103 104 105 Quantity: Email this product to a friend