About this item Optimized Geometry: spherical body with long neck provides homogeneous heat distribution, reduces bumping, and promotes efficient boiling for reflux and distillation workflows High-Grade Borosilicate: low-expansion borosilicate glass offers superior thermal shock resistance and broad chemical compatibility for routine organic and inorganic procedures Available Volumes: offered in 100 ml, 250 ml, 500 ml, 1000 ml and 2000 ml — ideal for bench-scale synthesis, solvent recovery, and small-scale scale-up Lab Compatibility: designed for use with standard clamps, ring stands, heating mantles, oil baths and condenser assemblies (suitable for common distillation/reflux setups) StonyLab Quality Assurance: individually inspected and reinforced packaged; StonyLab provides prompt replacement/support for transit damage to ensure uninterrupted lab operation