Normax Desiccator Lid with Stopcock (49 063 34)

Normax Desiccator Lid with Stopcock 300 mm (49 063 34)

Description

The Normax Desiccator Lid with Stopcock (49 063 34) is a high-quality replacement lid designed for vacuum desiccators with a 300 mm internal diameter. Manufactured from durable soda-lime glass, it provides excellent transparency, chemical resistance, and mechanical strength for demanding vacuum applications. The integrated stopcock allows precise control of vacuum evacuation or inert gas flow, enabling stable low-humidity or controlled-atmosphere conditions. Its ground-glass flange ensures an airtight fit, making it ideal for drying, storing, and protecting moisture-sensitive samples.

Key Features

• Integrated stopcock for vacuum regulation or inert-gas purging

• Constructed from durable, transparent soda-lime glass

• Perfect fit for Normax Desiccators with Stopcock (Ø 300 mm)

• Airtight ground-glass flange ensures secure sealing with vacuum grease

• Transparent dome allows sample observation without opening

• Thick glass walls enhance durability and vacuum stability

• Excellent resistance to common laboratory chemicals

Specifications

• Brand: Normax

• Model: 49 063 34

• Type: Desiccator lid with stopcock

• Material: Soda-lime glass

• Compatible base diameter: 300 mm

• Stopcock: Yes (vacuum/inert gas control)

• Seal type: Ground-glass flange

• Function: Replacement lid for vacuum desiccator

• Chemical resistance: Good; suitable for acids, alkalis, and solvents except HF

Applications

• Replacement lid for 300 mm Normax vacuum desiccators

• Vacuum drying of hygroscopic or moisture-sensitive materials

• Inert-gas purging for controlled-atmosphere storage

• Suitable for chemical, pharmaceutical, industrial, and research laboratories

• Effective moisture control when used with silica gel, phosphorus pentoxide, or calcium chloride

Maintenance and Handling

• Apply a thin layer of vacuum grease on the flange for an airtight seal

• Clean and inspect the stopcock regularly to maintain smooth operation

• Avoid rapid temperature changes to prevent thermal shock or cracking

• Clean using mild detergent and soft cloths; dry thoroughly before use

• Store on a padded, stable surface to prevent chipping or mechanical damage

Conclusion

The Normax Desiccator Lid with Stopcock 49 063 34 is a reliable, durable, and functional solution for large vacuum desiccators. With its integrated stopcock and precision-ground flange, it ensures excellent control and airtight performance, making it ideal for advanced drying and moisture-controlled laboratory applications.