About this item

• Product: 2-neck round-bottom flask (RBF), available in 5 L and 20 L capacities for laboratory-scale synthesis and reflux setups
  
• Material & Construction: heavy-wall borosilicate glass with smooth surface and uniform wall thickness for excellent chemical resistance and thermal stability
  
• Neck & Joint Specs: two-neck spherical body with one 45/50 central outer standard-taper joint and one 24/40 side outer standard-taper joint - compatible with condensers, adapters, and standard fittings
  
• Intended Use: engineered for reflux, distillation, solvent recovery, heating-mantle/oil-bath operations and routine wet chemistry; reusable and lab-grade for repeated use
  
• Quality Assurance: stonyLab 1-year limited warranty; inspected prior to shipment - contact us immediately if received damaged for prompt resolution