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PTFE/Silicone Septa (T/S) has high-quality, low background/blank value, Description: Autosampler vial septa, 13 mm for use with 13-425 threaded caps or Common use ptfe septa South Korea-Aijiren HPLC Vials Septa Where used as a lubricant, PTFE reduces friction, wear, and energy consumption of machinery.
Cap, screw, blue, PTFE/red silicone septa, 500/pk. Cap size: 12 mm.
A PTFE/Silicone with slitted septum allows for easier needle penetration as well as to release the vacuum that forms when a large volume of sample is withdrawn from a vial. This septum provides chromatographic characteristics similar to that of a septum without a slit except that the ability to withstand exposure to aggressive solvents is
PTFE / Silicone septa (T/S) are the most useful for HPLC applications as they have wide chemical compatibility and low extractables (I recommend them for general purpose use) . These area
PTFE/Silicone septa are formulated for different hardness (durometer) meeting requirements of various needle types. Formulations offering highly consistent performance, lowest background/blank value, and good chemical compatibility, effective sealing/resealing and low penetration force make PTFE/silicone septa suitable for all types of
Blue silicone/natural PTFE – ST101. Soft silicone with clean formulation for minimal interference. Thinner seal suitable for solvent washing, solvent extraction, and solid phase microextraction (SPME) applications with some resealing. Not for direct headspace applications.
the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE/silicone septa Pre-slit septa are offered in many of the same formulations as for non-slit PTFE/silicone septa and shares most of the physical and chemical characteristics. The septum is provided with a
24mm Silicone/PTFE Septa is matched with 24mm screw neck cap, suitable for 24mm screw sample storage vial. Aijiren has an exclusive production technology that can compound PTFE and Silicone without adding any adhesives, so Aijiren’s Septa is soft and not easily deformed.
Mar 17, 2009 · New PRE-CUT Septa for HPLC Applications. Mar 17 2009. In HPLC often slitted or cross-slitted Silicone/PTFE Septa are used, in order to offer a penetration aid for the fairly thick and dull needles used in the HPLC instruments. While the instrument needle requires the slitted septa, the user may run into the risk of concentration changes due to
make PTFE/silicone septa suitable for all types of chromatographic applications. A thin film of PTFE is laminated to the side of the septum that faces the sample to limit exposure of the elastomer to the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE
purity silicone / PTFE septa Slit silicone/PTFE septa as a penetration aid for thick / blunt HPLC needles Packed with 100 pieces in a resealable, tamper-evident zip-lock bag Closures can be ordered as single components or - along with a vial of your choice - as a Vial Kit in a drawer-like
Our PTFE/silicone septa is supplied to many instruments and HPLC consumables suppliers.All specifications can production and kinds of color for your options. PTFE/ silicone septum for 2ml, 4ml, *0ml HPLC vials. color is red, blue, white ,natural etc. prompt deliverylowest price,high quality. Sample is free Small order is OK OEM/ODM is acceptable
PTFE/High Performance Rubber is a highly pure synthetic red rubber septum that provides a reduced background level for specific GC applications, employing sensitive detectors such as ECD or NPD. PTFE/Silicone Septa (T/S) has high-quality, low background/blank value, 100% synthetic pure silicone septa.
Rubber septa. Used primarily for routine analysis in gas chromatography. Offers moderate ability to reseal and good chemical inertness. Not recommended for multiple injections or holding samples for further analysis. PTFE is protective layer that once broken exposes rubber to chemical attack. Types of rubber septa.
Pre-slit septa are highly recommended for improving injection to injection reproducibility with autosamplers withdrawing greater than 50µL of sample from a 2mL vial, due to possible cavitation (vacuum). Pre-slit PTFE / Silicone Septum. In order to pierce easily. Diameter: 8mm to 22mm. Thickness: 1mm, 1.5mm, 3mm.
Septa are available in a variety of materials and thicknesses. PTFE Natural Rubber are moderately priced seals for GC and HPLC with good chemical properties. They are ideal for multiple injections due to high resealability, but not as easy to penetrate as PTFE/RR.
Aug 4, 2020 · PTFE/red rubber septa are popular and economical choices for general GC and HPLC applications. PTFE/red rubber septa have moderate repeatability and excellent chemical inertness before penetration. They are mainly used for routine gas chromatography analysis using FID, TCD and FPD detectors.
Blue silicone/natural PTFE – ST101. Soft silicone with clean formulation for minimal interference. Thinner seal suitable for solvent washing, solvent extraction, and solid phase microextraction (SPME) applications with some resealing. Not for direct headspace applications.
PTFE / Silicone septa (T/S) are the most useful for HPLC applications as they have wide chemical compatibility and low extractables (I recommend them for general purpose use) . These area
the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE/silicone septa Pre-slit septa are offered in many of the same formulations as for non-slit PTFE/silicone septa and shares most of the physical and chemical characteristics. The septum is provided with a
Cap, screw, blue, PTFE/red silicone septa, 500/pk. Cap size: 12 mm.
a barrier (usually PTFE) and one to allow for resealing (usually silicone) • Tri-layer (also known as a sandwich septum): Still made from two distinct materials – usually silicone surrounded on both sides by PTFE Table 1. Septa chemical compatibility. PTFE/Silicone/PTFE* PTFE/Red rubber Fluoroelas tomer PTFE/Butyl
Mar 17, 2009 · New PRE-CUT Septa for HPLC Applications. Mar 17 2009. In HPLC often slitted or cross-slitted Silicone/PTFE Septa are used, in order to offer a penetration aid for the fairly thick and dull needles used in the HPLC instruments. While the instrument needle requires the slitted septa, the user may run into the risk of concentration changes due to
Content. Aijiren produces matching Closures for HPLC Vials, especially Septa, which is made of Silicone and PTFE. Septa can ensure that the hplc vials are sealed. At the same time, it must ensure that the automatic injection needle can penetrate into the interior of Vias for sampling, so for Septa There are certain requirements for the thickness.
PTFE/Silicone septa are formulated for different hardness (durometer) meeting requirements of various needle types. Formulations offering highly consistent performance, lowest background/blank value, and good chemical compatibility, effective sealing/resealing and low penetration force make PTFE/silicone septa suitable for all types of
Blue silicone/natural PTFE – ST101. Soft silicone with clean formulation for minimal interference. Thinner seal suitable for solvent washing, solvent extraction, and solid phase microextraction (SPME) applications with some resealing. Not for direct headspace applications.
make PTFE/silicone septa suitable for all types of chromatographic applications. A thin film of PTFE is laminated to the side of the septum that faces the sample to limit exposure of the elastomer to the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE
Jan 12, 2017 · The PTFE is on the lower side that faces your sample in the vial and is relatively inert to solvents The top side is red coloured rubber or a silicone that helps to make the seal with the cap on crimping. In general the Rubber/PTFE septum is fine for general use for 1 or 2 injections within a short space of time
The PerkinElmer 11 mm Snap Top Clear Plastic Cap with PTFE/Silicone (white/red) Septa (100/pack) are made in a wide variety of sizes and materials ensuring you have the right combination for your sample type and analysis temperature.
purity silicone / PTFE septa Slit silicone/PTFE septa as a penetration aid for thick / blunt HPLC needles Packed with 100 pieces in a resealable, tamper-evident zip-lock bag Closures can be ordered as single components or - along with a vial of your choice - as a Vial Kit in a drawer-like…
Content. Aijiren produces matching Closures for HPLC Vials, especially Septa, which is made of Silicone and PTFE. Septa can ensure that the hplc vials are sealed. At the same time, it must ensure that the automatic injection needle can penetrate into the interior of Vias for sampling, so for Septa There are certain requirements for the thickness.
Mar 17, 2009 · New PRE-CUT Septa for HPLC Applications. Mar 17 2009. In HPLC often slitted or cross-slitted Silicone/PTFE Septa are used, in order to offer a penetration aid for the fairly thick and dull needles used in the HPLC instruments. While the instrument needle requires the slitted septa, the user may run into the risk of concentration changes due to
Blue silicone/natural PTFE – ST101. Soft silicone with clean formulation for minimal interference. Thinner seal suitable for solvent washing, solvent extraction, and solid phase microextraction (SPME) applications with some resealing. Not for direct headspace applications.
PRE-CUT Septa for HPLC Applications. La-Pha-Pack has developed pre-cut septa to prevent the risks of concentration change and contamination through extraction, faced in conventional septa. The Silicone carrier material is cut through in a Y-form with the PTFE lamination remaining intact.
Septa are available in a variety of materials and thicknesses. PTFE Natural Rubber are moderately priced seals for GC and HPLC with good chemical properties. They are ideal for multiple injections due to high resealability, but not as easy to penetrate as PTFE/RR.
purity silicone / PTFE septa Slit silicone/PTFE septa as a penetration aid for thick / blunt HPLC needles Packed with 100 pieces in a resealable, tamper-evident zip-lock bag Closures can be ordered as single components or - along with a vial of your choice - as a Vial Kit in a drawer-like
Cap, screw, blue, PTFE/red silicone septa, 500/pk. Cap size: 12 mm.
make PTFE/silicone septa suitable for all types of chromatographic applications. A thin film of PTFE is laminated to the side of the septum that faces the sample to limit exposure of the elastomer to the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE
PTFE/Silicone septa are formulated for different hardness (durometer) meeting requirements of various needle types. Formulations offering highly consistent performance, lowest background/blank value, and good chemical compatibility, effective sealing/resealing and low penetration force make PTFE/silicone septa suitable for all types of
Aug 4, 2020 · PTFE/red rubber septa are popular and economical choices for general GC and HPLC applications. PTFE/red rubber septa have moderate repeatability and excellent chemical inertness before penetration. They are mainly used for routine gas chromatography analysis using FID, TCD and FPD detectors.
Rubber septa. Used primarily for routine analysis in gas chromatography. Offers moderate ability to reseal and good chemical inertness. Not recommended for multiple injections or holding samples for further analysis. PTFE is protective layer that once broken exposes rubber to chemical attack. Types of rubber septa.
Jan 12, 2017 · The PTFE is on the lower side that faces your sample in the vial and is relatively inert to solvents The top side is red coloured rubber or a silicone that helps to make the seal with the cap on crimping. In general the Rubber/PTFE septum is fine for general use for 1 or 2 injections within a short space of time
a barrier (usually PTFE) and one to allow for resealing (usually silicone) • Tri-layer (also known as a sandwich septum): Still made from two distinct materials – usually silicone surrounded on both sides by PTFE Table 1. Septa chemical compatibility. PTFE/Silicone/PTFE* PTFE/Red rubber Fluoroelas tomer PTFE/Butyl
the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE/silicone septa Pre-slit septa are offered in many of the same formulations as for non-slit PTFE/silicone septa and shares most of the physical and chemical characteristics. The septum is provided with a
PTFE Septa A solid disk of 0.010” thick PTFE offers superior chemical inertness against the most aggressive solvents. The thin membrane allows for easy penetration by most needles. PTFE septa are not resealable. They should be used with relatively short cycle times or single injection methods.