LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm

The LLG Labware 10 mm Combination Seal, with PP screw cap, black centre hole design, and 10-425 thread, is designed for secure and accessible vial closure in analytical and chromatography workflows. This cap and septum combination allows convenient syringe access through the centre hole while maintaining dependable sealing performance during routine laboratory use. With a natural rubber and TEF septum construction, it is well suited to applications requiring repeated puncture, chemical compatibility, and reliable sample protection.

Key Features:

• Brand: LLG Labware
• 10-425 thread compatibility: Designed for use with standard 10-425 threaded vials, supporting a secure and consistent fit in analytical laboratory applications where dependable closure is essential.
• Black PP screw cap with centre hole: The polypropylene cap offers good chemical resistance and durability, while the centre hole design allows direct access to the septum for syringe-based sampling or injection without removing the cap.
• Natural rubber red-orange/TEF transparent septum: The septum combines the elasticity of natural rubber with a TEF surface layer, helping provide chemical resistance and practical resealing performance during repeated punctures.
• 60° Shore A hardness: The septum hardness is selected to provide a useful balance between puncture ease and sealing integrity, helping maintain sample protection during routine analytical use.
• 1.3 mm septum thickness: The septum thickness supports dependable sealing performance while allowing consistent penetration in standard laboratory sampling and injection procedures.
• Suitable for chromatography and sample preparation: This combination seal is well suited to chromatography, analytical sample preparation, and routine laboratory handling where repeated vial access is required.
• Helps reduce leakage, evaporation, and contamination: The cap and septum assembly is designed to support cleaner sample handling by helping minimise sample loss and contamination during storage and analysis.

The LLG Labware 10 mm Combination Seal is a practical choice for laboratories that need secure, chemically compatible, and easy-to-access vial closures for everyday analytical work. When you order through LabFriend, you gain access to trusted laboratory consumables, dependable sourcing, and support in selecting the right vial accessories for your application. Choose LabFriend for reliable closure solutions that help protect samples, support accurate analysis, and improve day-to-day laboratory efficiency.

Frequently Asked Questions

1. What is the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm used for?

It is designed for secure and accessible vial closure in analytical and chromatography workflows. This cap and septum combination allows convenient syringe access through the centre hole while maintaining dependable sealing performance during routine laboratory use. With a natural rubber and TEF septum construction, it is well suited to applications requiring repeated puncture, chemical compatibility, and reliable sample protection.

2. Is the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm suitable for secure and accessible vial closure in analytical and chromatography workflows?

Yes. It is designed for secure and accessible vial closure in analytical and chromatography workflows, and offers designed for use with standard 10-425 threaded vials, supporting a secure and consistent fit in analytical laboratory applications where dependable closure is essential. and the polypropylene cap offers good chemical resistance and durability, while the centre hole design allows direct access to the septum for syringe-based sampling or injection without removing the cap. to support this kind of work.

3. What 10-425 thread compatibility and black PP screw cap with centre hole does the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm have?

It has designed for use with standard 10-425 threaded vials, supporting a secure and consistent fit in analytical laboratory applications where dependable closure is essential., the polypropylene cap offers good chemical resistance and durability, while the centre hole design allows direct access to the septum for syringe-based sampling or injection without removing the cap. and the septum combines the elasticity of natural rubber with a TEF surface layer, helping provide chemical resistance and practical resealing performance during repeated punctures., and is supplied under manufacturer part number 6267111.

4. What 60° shore a hardness and 1.3 mm septum thickness does the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm offer?

It offers the septum hardness is selected to provide a useful balance between puncture ease and sealing integrity, helping maintain sample protection during routine analytical use., the septum thickness supports dependable sealing performance while allowing consistent penetration in standard laboratory sampling and injection procedures., this combination seal is well suited to chromatography, analytical sample preparation, and routine laboratory handling where repeated vial access is required. and the cap and septum assembly is designed to support cleaner sample handling by helping minimise sample loss and contamination during storage and analysis..

5. How does the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm compare with the Macherey-Nagel Screw-cap N 9, PP Hole, Red Rubber/FEP Colourless, Hardness, 40° Shore A, Septa Thickness, 1.0mm, Pack of 100?

For closure applications, the LLG 10 mm Combination Seal PP Screw Cap, Black, Centre Hole, 10-425 Thread, Natural Rubber Red-Orange/TEF Transparent, 60° Shore A, 1.3 mm provides a product-specific option for the intended laboratory workflow. The Macherey-Nagel Screw-cap N 9, PP Hole, Red Rubber/FEP Colourless, Hardness, 40° Shore A, Septa Thickness, 1.0mm, Pack of 100 from Macherey-Nagel is another named option in the same product category. Compare the required specifications, compatibility and workflow requirements before selection.