chemical test chromatography vials PTFE/silicone septum

CHROMATOGRAPHY SUPPLIES

septum tested at temperatures above 500° C and PTFE/Silicone ... Chemically inert solid PTFE vials offer the ultimate in.

Sample Vial Septum Contamination - Chromatography Forum

I extracted the cuticle surface chemicals from 30 mg of mites using 1 are useless as the pierced PTFE/silicone septa have allowed some ...

1mm Thick Chromatography GCMS 9mm Septa - Aijiren

Using into HPLC/GC Instruments for 2ml vials and cap. Normal Septa made of white PTFE and red Silicone, high quality. Details: 

Open top screw cap with 13-425 thread, PTFE/Silicone septum

Black polypropylene (PP) cap, 13-425 thread, open top with 13 mm thick red PTFE/White Silicone, 1,5mm (0,06") thick septum. For use with 4mL vial.

An Aijiren Septum is Not Just a Septum

Jul 7, 2016 system, consisting of the vial, septum, and cap. ... *PTFE/Silicone/PTFE has the same chemical compatibility of PTFE only until punctured.

Aijiren Technology CERTIFIED SAMPLE VIALS

distributes the same vials (same chemical composition) around the world. Septum — The PTFE/ silicone septa is tested by Headspace GC.

Which vial septa the right one to be used for HPLC? - ResearchGate

Feb 22, 2021 Google search educated me that the red surface is the PTFE material compatible to wider range of chemical compared to the white silicone surface ...

GUIDELINES FOR AUTOSAMPLER VIAL SELECTION

Potential Problems Caused by Using Incorrect Vial/Cap/Septum: chromatography applications. ... For layered septa such as PTFE/silicone the chemical.

Screw Top 9mm Pre-Slit Blue Plastic Vial Cap with Red PTFE/White

Blue polypropylene short screw-thread cap, 6mm center hole, 9mm diameter, with pre-slit red PTFE/white silicone septa, 100/pk, CV1815.

How To Choose The Right Small Sample Vial Septa - Hawach

The PTFE/silicone small sample vials septa is an ideal choice for most HPLC and GC applications and can meet its repeated sealing and purity requirements.

Vial Caps, Septa & Accessories - Seco.US

203 Product Closure, 9 mm, Royal Blue, Polypropylene, PTFE/ Silicone Septa, S More... SECO Part #: 10-4824-21; UOM:.

VWR® Autosampler Vials, Inserts and Closures

complete line of VWR® vials for chromatography. Red PTFE/White Silicone/Red PTFE 45 ... Cap/septum tested for sealing and residue by GC headspace.

Septa selection guide - Aijiren Tech Scientific

produce the septa found in LC and GC vial caps. This make PTFE/silicone septa suitable for all types of chromatographic applications.

Tac-Sep | PTFE Septa Vial Sealing Materials - Taconic

Poor quality materials can cause improper re-sealing, skewed test results, and yield poor quality products. Taconic Silicone Elastomer PTFE Film Septa Vial 

PTFE Silicone Septum for 9mm Autosampler Vial Caps

PTFE/Silicone septa are the preferred product for use in most HPLC and GC applications PTFE is a material with better chemical conditions at present, ...