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Product Identifier: Model 543T Series Capacity: 1000 mL (1 Liter) Design Classification: Squibb pear-shaped profile with a reinforced standard taper neck. Material Chemistry: Borosilicate 3.3 Glass (ISO 3585 Standard Compliance) Valve Mechanism: High-vacuum, heavy-duty PTFE (Polytetrafluoroe..
Capacity: 125 mL [1] Design Classification: Squibb pear-shaped variation with standard taper neck. [1, 2] Material Chemistry: Borosilicate 3.3 Glass (ISO 3585 Standard) [1, 2] Valve Mechanism: High-vacuum PTFE (Polytetrafluoroethylene / Teflon) Key Stopcock [1, 2] Volumetric Markings: Perman..
Capacity: 250 mL Design Classification: Squibb pear-shaped variation with a standard taper neck. Material Chemistry: Borosilicate 3.3 Glass (ISO 3585 Standard) Valve Mechanism: High-vacuum PTFE (Polytetrafluoroethylene / Teflon) Key Stopcock Volumetric Markings: Permanent, high-contrast whit..
Capacity: 500 mL Design Classification: Squibb pear-shaped variation with a standard taper neck. Material Chemistry: Borosilicate 3.3 Glass (ISO 3585 Standard) Valve Mechanism: High-vacuum PTFE (Polytetrafluoroethylene / Teflon) Key Stopcock Volumetric Markings: Permanent, high-contrast whit..
Capacity: 60 mL [1, 2] Design Classification: Squibb pear-shaped or cylindrical variation with standard taper neck. [1, 2, 3] Material Chemistry: Borosilicate 3.3 Glass (ISO 3585 Standard) [1, 2] Valve Mechanism: High-vacuum PTFE (Polytetrafluoroethylene / Teflon) Key Stopcock [1, 2, 3] Volu..
Capacity: 125 mL [1] Standard Shape: Pear-shaped (conical / Squibb design) to ensure precise layer cutoff. [1, 2, 3, 4, 5] Body Material: Premium Borosilicate Glass 3.3 (equivalent to Pyrex), offering high heat tolerance, thermal shock protection, and exceptional resistance to chemical corrosion..
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