Dec 29, 2022 · standard neck flat bottom gc headspace vials with PTFE septa Rounded-Flat Bottom. Crimp Headspace Vial. Short Neck. 100pcs/pk. C0000196. 20mm Open Top Aluminum Crimp Cap (10mm hole) with 20mm Natural PTFE/White Silicone Septa 3mm Thick Send Inquiry Get Price 2022 - 08 - 09 10 mL Headspace Vials - Headspace Vials by volume | pricing. 27198.
For 20 mm vials Temperature range: 40° to 120°C Does not provide PTFE barrier Not suitable for alkalines, benezene, chlorinated solvents or cyclohexane Related Products: Headspace Septa Compare this item Crimp seal with PTFE/butyl septa aluminum seal MilliporeSigma Crimp seals, 11 mm, with PTFE/rubber septa are for use with 20 mm crimp top vials.
Standard autosampler vials with cap and septa, 12 x 32 mm, 8-425 thread Match Criteria: Product Name, Keyword All Photos ( 3) Vial crimp seals, BiMetal (magnetic), 20 mm, with PTFE/silicone septa, pkg 100 Match Criteria: Product Name, Keyword All Photos ( 1) Crimp top vial convenience kit with PTFE/red rubber septa Match Criteria: Product Name
PTFE/Silicone Septa: (T/S) High quality, pure silicone is laminated to 0.005” thick PTFE to give a pure, highly inert septum with excellent resealing characteristics even after repeated punctures. PTFE/Silicone septa are the preferred product for use in most HPLC and GC applications where resealability and high purity are critical.
Al cap with PTFE septum 11 mm (PK100) 20 mL Vials using 20 mm crimp caps (32 vial tray) These seals offer reduced permeability and lower bleed. Get Price Vials, 20mL Headspace vial w/ 20mm AL Crimp Cap & Silicone Package of 20mL clear headspace round bottom vials with 20mm aluminum crimp caps (silver in color) and Silicone/PTFE Septa.
Package of 20mL clear headspace round bottom vials with 20mm aluminum crimp caps (silver in color) and Silicone/PTFE Septa. Cap: Aluminum 20mm Crimp Cap.
Most vial cap septa are lined with a protective layer of polytetrafluoroethylene (PTFE) to prevent solvent attack. As shown in Figure 3, PTFE effectively prevents septum breakdown due to solvent exposure. In comparison, unlined vial cap septa exhibit bleed after just 24 hours at room temperature.
headspace ultra low bleed ptfe septa vials al crimp glass 20ml 20 ml Headspace Vial, Glass Clear, and Flat Bottom 20 mm Extreme Low Bleed 20 mm PTFE/Natural Crimp ...
8-425 Standard Screw Thread Vials; 9 mm Wide Mouth Screw Thread Vials; Pre-Loaded Inserts in 11 mm Autosampler Vials; 11 mm Wide Mouth Snap Vials; 11 mm Standard Crimp Vials; 11 mm Wide Mouth Glass Vials; PFAS Testing
These HPLC and GC vials are available as snap, screw or crimp in style, 15uL to 20 mL in sample size, and various of low bleed and high-quality material composition. For GC, GC/MS applications where sample matrices contain volatile or semi-volatile analytes of interest, the most common choice are crimp style vials to limit sample contents from
040" Thick, Red. PTFE/ White, easy pierce. Silicone, Ultra Low Bleed, inserted into an 8mm Silver. Aluminum Crimp Cap. Page 5. 4. 8-425 Open Top Screw Cap.
All of the Low Bleed High Temperature Septa can be used at temperatures up to 400 °C. These septa are formulated to extend low-bleed and outstanding mechanical properties of premium GC septa to the highest-temperature applications. It retains remarkable softness and piercability at high temperatures, with extremely low bleed.
Molded Septa are manufactured from high quality, low bleed material that uses the same exclusive LB-2 rubber formulation chromatographers are accustomed to using. Design. With Injection Hole. Type. Septa. For Use With (Equipment) Low Bleed GC-MS Columns. Temperature (Metric) Max. 350°C.
The associated 9 mm vial screw cap comes with your choice of septa constructed from either PTFE/silicone, PTFE/silicone/PTFE or PTFE/natural red rubber. Our screw vials and vial screw caps are designed for both HPLC and GC instrument platforms across a wide variety of applications, including pharmaceutical, environmental, energy and fuels