Name: LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm
Brand: LLG Labware
SKU: 4.001 557
Price: 1113.2 ZAR
Availability: BackOrder

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The LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs is designed for secure sealing of compatible headspace vials. Made from clear lacquered aluminium, this cap features a centre hole and supports reliable sample containment for routine headspace analysis workflows.

<h2>Key Features:</h2>

<ul>
 <li>Brand: LLG Labware</li>
 <li>Cap Size: 20 mm</li>
 <li>Cap Material: Aluminium</li>
 <li>Finish: Clear lacquered</li>
 <li>Design: Centre hole</li>
 <li>Application: Headspace vial sealing and analytical workflows</li>
 <li>Packaging: Pack of 100 pcs</li>
</ul>

This aluminium headspace cap is a practical choice for laboratories requiring dependable vial closures for routine headspace sample preparation and analysis.

LLG Labware 20 mm clear lacquered aluminium headspace caps with centre hole for secure vial sealing. Pack of 100 pcs. Shop now!

LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs

LLG-20mm Aluminium Headspace Cap, clear lacquered, centre hole, pack of 100pcs

The LLG Labware UltraClean Closure, 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, is designed for high-performance sealing in headspace and analytical applications where sample purity and low contamination levels are critical. This UltraClean closure combines a durable aluminium cap with a high-quality silicone/PTFE septum, making it suitable for sensitive workflows such as gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining reliable sealing performance during repeated use.

Key Features:

<ul>
 <li>Brand: LLG Labware</li>
 <li>Designed for 20 mm headspace vial systems: Suitable for use with standard 20 mm headspace vials, supporting secure and consistent closure in analytical and GC applications.</li>
 <li>Aluminium cap with clear lacquered finish: Provides a robust and stable closure, with the lacquered surface offering additional protection and reliable handling performance.</li>
 <li>UltraClean closure for sensitive applications: Engineered to support low contamination levels, making it ideal for analytical workflows where sample purity is essential.</li>
 <li>Centre hole for direct septum access: Allows syringe-based injection or sampling without removing the cap, helping improve efficiency and reduce contamination risk.</li>
 <li>Silicone transparent blue/PTFE white septum: Combines the flexibility of silicone with the chemical resistance of PTFE, supporting reliable sealing and compatibility with a wide range of solvents.</li>
 <li>45° Shore A hardness: Provides a softer septum for easier puncture while maintaining effective resealing performance during repeated injections.</li>
 <li>3.0 mm septum thickness: Offers enhanced sealing performance and durability, particularly suited to headspace and GC applications.</li>
 <li>Suitable for GC and headspace analysis: Designed for applications requiring gas-tight sealing and consistent septum performance in analytical workflows.</li>
 <li>Helps minimise leakage and contamination: The closure system supports secure sample containment, helping reduce evaporation, contamination, and sample loss.</li>
</ul>

The LLG Labware UltraClean Closure is a dependable choice for laboratories that require high-quality, low-contamination vial closures for analytical and headspace applications. When you order through LabFriend, you gain access to trusted laboratory consumables, dependable sourcing, and support in selecting the right closure solutions for your workflow. Choose LabFriend for reliable vial closures that help maintain sample integrity, support accurate analysis, and improve laboratory efficiency.

 
<h2>Frequently Asked Questions</h2>

1. What type of vials is this closure designed for? 
It is designed for use with standard 20 mm headspace vials.

2. What makes this an UltraClean closure? 
It is designed to minimise contamination, making it suitable for sensitive analytical applications.

3. What is the benefit of the centre hole design? 
The centre hole allows syringe access through the septum without removing the cap, improving efficiency and reducing contamination risk.

4. What materials are used in the septum? 
The septum is made from silicone with a PTFE layer, providing flexibility and chemical resistance.

5. What applications is this product suitable for? 
It is suitable for headspace analysis, gas chromatography, and other analytical workflows requiring secure and clean vial closure.

LLG UltraClean 20 mm aluminium headspace cap with silicone/PTFE septum, centre hole and 45° Shore A. Ideal for clean GC and headspace analysis.

LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White, 45° Shore A, 3.0 mm

LLG-UltraClean Closure: 20mm Aluminium Headspace Cap, clear lacquered, centre hole, Silicone transparent blue/PTFE white, 45° shore A, 3.0mm,

The LLG Labware 20 mm Combination Seal, with aluminium headspace cap, clear lacquered finish, and centre hole, is designed for secure vial closure in headspace and analytical applications where reliable sealing and sample integrity are critical. Featuring a Pharma-Fix septa made from butyl with a PTFE layer, this combination seal supports consistent performance in demanding laboratory workflows, including gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining a secure seal during repeated use.

Key Features:

<ul>
 <li>Brand: LLG Labware</li>
 <li>Designed for 20 mm headspace vials: Suitable for use with standard 20 mm headspace vial systems, supporting secure and reliable closure in analytical and GC applications.</li>
 <li>Aluminium headspace cap with clear lacquered finish: Provides a durable and stable closure, with the lacquered surface offering additional protection and consistent handling performance.</li>
 <li>Centre hole for direct septum access: Allows syringe penetration without removing the cap, supporting efficient sample injection and extraction in analytical workflows.</li>
 <li>Pharma-Fix septa Butyl/PTFE construction: Combines the low permeability of butyl rubber with the chemical resistance of PTFE, making it suitable for headspace and solvent-based applications.</li>
 <li>50° Shore A hardness: The septum hardness is optimised for reliable puncture and resealing, helping maintain sample integrity during repeated injections.</li>
 <li>3.0 mm septum thickness: Provides enhanced sealing performance and durability, particularly suited to headspace applications requiring consistent barrier properties.</li>
 <li>Suitable for GC and headspace analysis: Designed for analytical workflows where gas-tight sealing and reliable septum performance are essential.</li>
 <li>Helps reduce leakage and contamination: The cap and septum assembly supports secure sample containment, helping minimise evaporation, contamination, and sample loss.</li>
</ul>

The LLG Labware 20 mm Combination Seal is a dependable choice for laboratories requiring high-performance vial closures for headspace and analytical applications. When you order through LabFriend, you gain access to trusted laboratory consumables, dependable sourcing, and support in selecting the right vial accessories for your workflow. Choose LabFriend for closure solutions that help maintain sample integrity, support accurate analysis, and improve laboratory efficiency.

 
<h2>Frequently Asked Questions</h2>

1. What type of vials is this combination seal designed for? 
It is designed for use with standard 20 mm headspace vials.

2. What is the benefit of the centre hole design? 
The centre hole allows direct syringe access through the septum without removing the cap, improving workflow efficiency.

3. What materials are used in the septum? 
The septum is made from butyl rubber with a PTFE layer, providing chemical resistance and low permeability.

4. What does 50° Shore A indicate? 
It refers to the hardness of the septum, balancing puncture ease with reliable resealing performance.

5. What applications is this product suitable for? 
It is suitable for headspace analysis, gas chromatography, and other analytical laboratory workflows requiring secure vial closure.

LLG 20 mm aluminium headspace cap with Pharma-Fix butyl/PTFE septa, centre hole and 50° Shore A. Ideal for GC and headspace analysis use.

LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore A, 3.0 mm

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole, Pharma-Fix-Septa, Butyl/PTFE, 50° shore A, 3.0mm,

The LLG Pressure Release Safety Caps, N-20, are designed for safe and secure sealing in laboratory and industrial applications. Made from high-quality aluminium with a silver finish, these caps feature a centre hole and are ready-assembled for convenience. The septa is composed of silicone white with PTFE beige, providing excellent chemical resistance and ensuring a tight seal. With a hardness of 45 Shore A and a 32mm thickness, these safety caps are ideal for protecting contents from contamination or leakage while allowing for pressure release when needed.
 
 <h2>Key Features:</h2>
 
 <ul>
 <li>Brand: LLG Labware</li>
 <li>Material: Aluminium Silver with Silicone White PTFE Beige Septa</li>
 <li>Size: N-20</li>
 <li>Septa Hardness: 45 Shore A</li>
 <li>Septa Thickness: 32mm</li>
 <li>Pack Size: 100 caps</li>
 </ul>
 
 These pressure release safety caps are ideal for laboratory applications where secure sealing and pressure release are required for safety and reliability.

Buy the LLG Pressure Release Safety Caps, N-20, aluminium silver, centre hole, silicone white PTFE beige septa, 45 Shore A, 32mm thickness, pack of 100.

LLG Pressure Release Safety Caps, N-20, Aluminium Silver, Centre Hole, Silicone White PTFE Beige, 45 Shore A, 32mm, Pack of 100

LLG Pressure Release Safety Caps, N-20, Aluminium Silver, Centre Hole, Ready Assembled, 32mm, Silicone White PTFE Beige, 45 Shore A, Pack of 100

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole, Silicone white/PTFE beige, 45° shore A, 3.2mm, pack of 100

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole. Moulded Septa Butyl/PTFE, grey, 50° shore A, 3.0mm, pack of

The LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm is designed for secure sealing in headspace vial applications. Featuring a clear lacquered aluminium cap with centre hole and moulded butyl/PTFE septa, this combination seal supports reliable closure, chemical resistance, and consistent performance in analytical workflows.

<h2>Key Features:</h2>

<ul>
 <li>Brand: LLG Labware</li>
 <li>Product Type: Combination seal for headspace vials</li>
 <li>Cap Material: Aluminium</li>
 <li>Cap Finish: Clear lacquered</li>
 <li>Size: 20 mm</li>
 <li>Design: Centre hole</li>
 <li>Septa Material: Moulded butyl/PTFE, grey</li>
 <li>Hardness: 50° Shore A</li>
 <li>Thickness: 3.0 mm</li>
 <li>Application: Suitable for headspace vial sealing in laboratory analysis</li>
</ul>

These LLG Labware combination seals are a practical choice for laboratories requiring dependable sealing performance, consistent septa quality, and reliable results in headspace analysis.

LLG Labware 20 mm headspace combination seal with aluminium cap and butyl/PTFE septa. Shop now for reliable vial sealing!

product	Mfr #	Part #	Product name	Material	Material septa	Price	Availability
	7050286	7.050 286	LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White, 45° Shore A, 3.0 mm	Aluminium	Silicone/PTFE	1 922,80	In stock
	4008271	4.008 271	LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs	Aluminium		177,10	In stock
	9003456	9.003 456	LLG Pressure Release Safety Caps, N-20, Aluminium Silver, Centre Hole, Ready Assembled, 32mm, Silicone White PTFE Beige, 45 Shore A, Pack of 100	Aluminium	Silicone/PTFE	1 922,80	In stock
	4008276	4.008 276	LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore A, 3.0 mm	Aluminium	Butyl/PTFE	1 366,20	In stock

LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm

R 1 113,20

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