Description
Product Overview
DONLAB Glass Filler Springs are crafted from high-quality borosilicate 3.3 glass, ensuring exceptional thermal and chemical resistance for demanding laboratory environments. Each spring features a precise 4mm diameter and 15mm length, designed to fit seamlessly into chromatography GC columns and related supplies. With a net weight of approximately 200g per box, these springs provide reliable performance in industrial and scientific applications, supporting accurate separations and analyses. Manufactured by DONLAB, a trusted name in lab equipment, this product meets rigorous standards for durability and functionality, making it a staple for professionals seeking consistent results.

Usage
These glass filler springs are ideal for use in gas chromatography (GC) systems, where they facilitate efficient column packing and sample separation in research, quality control, and industrial laboratories. They are suited for environments requiring high-purity materials, such as pharmaceutical development, environmental testing, and chemical analysis. Target users include lab technicians, researchers, and industrial scientists who need dependable components for maintaining instrument accuracy and workflow efficiency in routine or complex analytical procedures.
Why Choose Us
DONLAB Glass Filler Springs stand out due to their superior borosilicate glass construction, which offers excellent resistance to thermal shock and corrosive chemicals, ensuring long-term reliability. The precise dimensions and consistent quality reduce variability in experiments, while the manufacturer’s commitment to industrial standards guarantees product integrity. This focus on craftsmanship and material excellence provides a competitive edge, delivering value through enhanced performance and reduced downtime in critical lab operations.
Key Features
- Made from borosilicate 3.3 glass for high thermal and chemical resistance
- Precise 4mm diameter and 15mm length for consistent fit in GC columns
- Net weight of approximately 200g per box for convenient handling and storage
- Designed for reliable performance in chromatography and industrial applications
- Manufactured by DONLAB, ensuring quality and durability in lab environments
FAQ
What materials are used in these glass filler springs?
The springs are made from borosilicate 3.3 glass, which provides excellent resistance to high temperatures and harsh chemicals, making them suitable for rigorous laboratory use.
How do I use these springs in chromatography setups?
Insert the springs into GC columns as filler material to support efficient packing and separation processes, ensuring they are clean and properly aligned for optimal performance.
Are these springs reusable?
Yes, they can be reused if cleaned thoroughly after each use, but inspect for any damage to maintain accuracy in sensitive applications.
What is the weight and quantity per box?
Each box contains approximately 200g of springs, with individual springs measuring 4mm in diameter and 15mm in length for consistent application.
Who is the target audience for this product?
It is designed for lab professionals, researchers, and industrial scientists working in chromatography and related fields where reliable filler materials are essential.






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