Dec 27, 2021 · Blue polypropylene screw cap including silicon septa and PTFE ideal for compound sample storage in the chemical industry, pharmaceutical industry, and scientific research laboratory. 2ml sample vials are made of high-quality borosilicate glass, low content of free ions, low coefficient of expansion, and very high chemical resistance.
PTFE/silicone septa are excellent for volatiles. Aluminum/silicone septa are also excellent for volatiles, but not suitable for repeat injections. Stoppers and septa with butyl are usable from –40 to 120 °C, PTFE/silicone from –60 to 200 ºC, and aluminum/silicone from –60 to 120 °C.
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Supplier: Aijiren Tech. Autosampler vial septa, 13 mm for use with 13-425 threaded caps or 13 mm snap/crimp caps. PTFE disk septa are chemically inert. PFTE/red rubber septa are economical for many GC applications. PTFE/silicone septa are most popular for HPLC and IC applications. Pre-slit septa are easier to pierce with thin gauge needles.
Ensure optimal performance of your GC instrument with bleed and temperature optimized Aijiren Tech™ BTO and TR-Green Septa. Made of low-bleed silicone, these septa have excellent mechanical properties, are ideal for demanding GC-MS applications, and may be used reliably up to 400 °C.
1 offer from $17.99. #22. 2mL Autosampler Vials 100PCS, 9-425 HPLC, Lab Clear Vials with Writing Area and Graduations, Screw Cap, White PTFE & Red Silicone Septa. 1 offer from $18.99. #23. PEKYBIO 2ML Autosampler Vial, Clear 8-425 HPLC, 8mm Chromatography Lab Vial with Writing Area, Black Screw Cap&Septa, 100pcs.
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
The Merlin MicroSeal injection port septa is the perfect substitute to use in split/split less injection and SPME. It has the capacity to hold more than 2000 syringes depending upon the type of the syringe. Instrument downtime for septa changes and port liner changes is greatly minimized. It offers. Compare this item.
Jan 2, 2006 · Figure 3 - Typical mass chromatogram of volatile residue in hexane caused by PTFE/silicone septa: a) hexane extract of a piece of septum; b) vial septum was punctured once by a syringe to sample 1 μL hexane for GC analysis; c) hexane in the last vial was reanalyzed after 3 days; and d) analyzed immediately after 100 μL hexane was added from one vial to another (the septum was punctured 10
The wrong septa can compromise the accuracy of your results and reduce the lifespan of your supplies (increasing overall costs). This chart shows the suitability of common septas for several applications.
When it’s time for sample injection, you can trust the PTFE/Silicone Septum from Aijiren Technology to help you perform that process successfully. Our septa are held to a high standard of cleanliness and dimensional tolerances, as we believe you should only receive the cleanest products from us right out of the box. Tell your lab manager that you need
Red silicone septa for use with aluminum seals.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. PTFE/High Performance Rubber is a highly pure synthetic red rubber septum that
Feb 20, 2023 · Lab vials feature a unique screw design that ensures a consistent seal. Silicone septa and PTFE provide an evaporation-tight seal for compound sample storage in the chemical industry and research laboratories. Our 2ml HPLC vials are 12mm in diameter and 32mm in height, which is suitable for common autosampler.
Ideal for use with open-top caps to access container contents with a syringe.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. PTFE/High Performance Rubber is a highly pure
Ace Glass. Specially engineered to fit standard taper joints and tubes. Manufactured under white room conditions for extreme cleanliness. Made of a more dense rubber, low extractables and a better fit (50% to 80% on joints) these septa are much less likely to fail in the presence of solvents. Compare this item.
