DURAN® watch glass Ø100 mm, fused edges

Introduction to DURAN watch glass Ø100 mm

The DURAN watch glass Ø100 mm (Cat. No. 213214606) from Duran (Germany) is a laboratory glassware tool used for sample weighing, covering beakers, or supporting solution evaporation. The product is manufactured from high-quality borosilicate glass 3.3, providing superior thermal shock resistance and chemical durability.

Outstanding features

• Borosilicate glass 3.3 material offers good heat resistance, thermal shock resistance, and corrosive chemical resistance.
• Fused edges design enhances mechanical strength, minimizes the risk of chipped edges, and ensures operator safety.
• Diameter size of 100 mm is convenient for various common beaker mouth sizes.
• Transparent, smooth surface enables technicians to easily observe specimens and facilitates cleaning after use.

Applications

• Used as a beaker cover to prevent dust contamination and minimize solvent evaporation.
• Holds and weighs small amounts of powder samples and solid chemicals in analytical procedures.
• Supports gentle solvent evaporation or solution crystallization.
• Holds specimens during laboratory processing, inspection, and observation.

Frequently Asked Questions

Can the DURAN watch glass Ø100 mm be heated directly over a flame?
Although made of heat-resistant borosilicate glass 3.3, the product is not designed for direct concentrated heating from a flame, but is suitable for covering or gentle drying.

What are the advantages of the fused edges design?
Fused edges reinforce smooth, rounded glass rims, helping to reduce chipping from impacts during washing and preventing scratches to users.