Representative Image

LLG Labware 18 mm Combination Seal: PP Screw Cap, Black, Closed Top, Butyl Red/PTFE Grey, 55° Shore A, 1.6 mm, Pack Of 100 pcs

With hole

Specifications

Compare models
HS Code #
39235010
Cap size
ND18
Colour
Black
Colour septa
Red/grey
Material
PP
Material septa
Butyl/PTFE
Shore hardness
55 A
Thickness
1.6 mm
UNSPSC
41115724
With hole
No

NZ $93.56

Inc. GST

Supplier Stock: 19
Delivery: 2-4 weeks

Product description

The LLG Labware 18 mm Combination Seal with PP screw cap and butyl/PTFE septa is designed for secure sealing and reliable sample protection in laboratory vial applications. The butyl core combined with a PTFE layer ensures strong chemical resistance and minimal interaction with samples, making it suitable for sensitive analytical workflows.

Key Features:

  • Brand: LLG Labware
  • Type: Combination seal with screw cap and septa
  • Diameter: 18 mm
  • Cap: Polypropylene (PP) screw cap, black, closed top
  • Septa Material: Butyl (red) with PTFE (grey) coating
  • Hardness: 55° Shore A
  • Thickness: 1.6 mm
  • Application: Suitable for sealing vials in laboratory and analytical workflows
  • Performance: High chemical resistance and reliable sealing integrity
  • Packaging: Pack of 100 pieces

These combination seals provide a dependable and efficient solution for maintaining sample integrity and preventing contamination.

Compare similar models

LLG-18mm Combination Seal: PP Screw Cap, black, closed top. Butyl red/PTFE grey, 55° shore A, 1.6mm, pack of 100pcs

Manufacturer P/N

6272871

Part Number

6.272 871

Manufacturer

LLG Labware

With hole

No

LLG-18mm Combination Seal: PP Screw Cap, black, centre hole. Butyl red/PTFE grey, 55° shore A, 1.6mm, pack of 100pcs

Manufacturer P/N

6267121

Part Number

6.267 121

Manufacturer

LLG Labware

With hole

Yes

Frequently asked questions

It is designed for secure sealing and reliable sample protection in laboratory vial applications. The butyl core combined with a PTFE layer ensures strong chemical resistance and minimal interaction with samples, making it suitable for sensitive analytical workflows.

Insights

Explore
What is a Laboratory Desiccator? Uses, Types and How It Works

11 mins read

What is a Laboratory Desiccator? Uses, Types and How It Works

A laboratory desiccator holds its contents in a dry, sealed atmosphere, protecting moisture-sensitive samples and reagents and cooling heated samples without letting them take up water. This guide covers what it is, what it is used for, the main types, the desiccants that go inside, and how it works, with an animated drying cycle and a setup finder.

Read full story
What is a Separating Funnel? Uses and How It Works

10 mins read

What is a Separating Funnel? Uses and How It Works

The separating funnel is the go-to tool for liquid-liquid extraction across New Zealand labs, from universities and Crown Research Institutes to environmental, water and food testing. This guide explains what it is, how it works step by step, the main shapes, and how to pick one, with an interactive process demo and finder.

Read full story