Lenz-Laborglas Pear-Shape Flask, Two-Neck (C-neck & Side Neck NS 14/23), Ø 85 mm

The Lenz-Laborglas Pear-Shape Flask with dual necks—central (C-neck) and angled side-neck—both utilizing NS 14/23 conical ground joints, combines enhanced access with precise functionality. Crafted from high-quality DURAN® borosilicate glass, this flask features a broad pear-shaped body (Ø 85 mm) that ensures even temperature distribution and efficient mixing. Ideal for distillation, synthesis, or multi-entry reactions in demanding laboratory environments.

Key Features:

• Brand: Lenz-Laborglas
• Material: DURAN® borosilicate glass, high chemical & thermal resistance
• Neck Configuration: Two-neck design with one central neck and one side-neck (angled 25°), both NS 14/23
• External Diameter: 85 mm
• Joint Standard: NS 14/23 (DIN grounding, high taper accuracy, excellent tightness)
• Applications: Distillation, evaporation, synthetic reactions, and setups requiring multiple port access

The Lenz-Laborglas Pear-Shape Flask delivers expanded functionality with its dual-access neck design and robust construction—making it ideal for complex laboratory processes where control and durability matter.