Description: This 5-pack of 12.5cm glass Kerns with tubes are high-quality laboratory connectors featuring ground glass joints. Ideal for assembling laboratory setups, these Kerns provide a secure and airtight connection between various components such as reflux condensers and Liebig condensers. The precision-ground glass joint ensures a perfect seal, preventing leaks and maintaining the integrity of your experiments.
Keywords: kern, glass kern, laboratory glassware, laboratory connector, ground glass joint, borosilicate glass, reflux condenser, liebig condenser, chemical glassware, scientific equipment, laboratory supplies, 12.5cm, 5 pack, airtight, chemically resistant, high-quality glass, laboratory setup, distillation apparatus
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️