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Chromatography Autosampler Vial Septa

Piercable closure membranes designed for use with chromatography autosampler vials; used to facilitate closed sample collection.
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1

MilliporeSigma™ Supelco™ Thermogreen™ LB-2 Septa, Shimadzu Plug

Suitable for conveniently introducing the sample without causing the system to leak. Improper septa decompose under the high-temperature conditions of capillary inlets causing baseline disruption and ghost peaks in a chromatogram.

Height (Metric) 9 mm
Product Type Septa, LB-2
For Use With (Equipment) Shimadzu Gas Chromatographs
Diameter (Metric) Outer 6 mm
Style Shimadzu Plug
Product Line Thermogreen
2

MilliporeSigma™ Supelco™ High Temperature Thermoseal Septa

Septa may be used in headspace solid-phase microextraction (SPME) (lyophilized aqueous extract)

Material PTFE/Silicone
No. per Pack 100
Temperature Range (Metric) Temperature limit 260°C
3

MilliporeSigma™ Supelco™ White PTFE Cap Liner

Cap liners that can be used with Erlenmeyer flasks

Description Oversized for better sealing ability
Thickness (English) 0.010 in.
Color White
Temperature Range (English) Temp. limit 225°C
Material PTFE
No. per Pack 100
4
Promotions Available

Thermo Scientific™ SUN-SRi™ Septa for 8-425 Screw Thread Caps

Thermo Scientific caps and vials are available in a wide variety of sizes and configurations to fit the needs of many applications.

Diameter (Metric) Outer 0.8 cm
Diameter (English) Outer 0.314 in.
Autoclavable Not Autoclavable
5

MilliporeSigma™ Supelco™ Septa for 12 x 32 mm Standard Screw-Thread Autosampler Vials

It is used as an air-tight seal, and prevents contamination

Diameter (Metric) Inner 8 mm
6

Thermo Scientific™ SureSTART™ Septa, Level 2 High-Throughput Applications
GREENER_CHOICE

Replace your worn-out septa with Thermo Scientific™ SureSTART™ Septa (Level 2). Select Level 2 products for high-throughput applications, when robustness and reproducibility are key.

Disposable Single-use
Pre-slit No
Product Type Septa
Packaging Type 1 pack of 100
Septum Silicone/PTFE
Quantity 100
Certifications/Compliance Specification Certified
Autoclavable Autoclavable
Hardness 50 Shore
Sterility Non-sterile
Product Line SureSTART Level 2
7

Thermo Scientific™ PTFE/Rubber Laminated Discs

For a highly inert and unreactive seal use Thermo Scientific™ PTFE/Rubber Laminated Discs.

Thickness (Metric) 60 mil
Product Type Disc
For Use With (Equipment) Small Reaction Vial
Quantity 72 Pk.
Material PTFE,Rubber
Certifications/Compliance Certificate of Analysis (COA), Certificate of Conformance (COC)
Autoclavable Autoclavable
8

DWK Life Sciences MicroLiter 20 mm Crimp Top Headspace Vial Septas and Stoppers

Butyl stoppers can be used when PTFE is not required. Butyl/PTFE septa are an economical choice with low background peaks.

Pre-slit No
For Use With (Equipment) 20 mm Headspace Seals - MicroLiter
Closure Size 20 mm
9

MilliporeSigma™ Supelco™ Blue PTFE/White Silicone Septa

It is used as an air-tight seal, and prevents contamination

Color Blue,White
Material PTFE/Silicone
No. per Pack 100
10

MilliporeSigma™ Supelco™ Septa Barrier

Septa barrier silicone bonded to aluminum

Style Septum type Barrier
Material Aluminum,Silicone
No. per Pack 100
11

MilliporeSigma™ Supelco™ Red, White PTFE/Silicone Septa

It is used as an air-tight seal, and prevents contamination

12
Promotions Available

Thermo Scientific™ 13 mm HPLC and GC Vial Septa

Use Septa for 13-425 Screw Thread Caps to suit a variety of HPLC and GC applications

Description Septum for 13-425 Screw Caps
Product Type Septa
13

MilliporeSigma™ Supelco™ Red PTFE/Silicone Septa

Vial septa are available in a variety of materials

Material PTFE/Silicone
Temperature Range (Metric) Temperature limit 120°C
15

MilliporeSigma™ Supelco™ Transparent PTFE/Silicone Septa

Septa, PTFE/Silicone have been used to seal the headspace vial in the determination of methylene chloride in urine samples by solid-phase microextraction technique combined with gas chromatography.