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网页3 Septa materials available from Trajan • Silicone - Highly inert. - Excellent resealing. - Recommended for HPLC and GC, where purity and resealability are critical. - Max temperature of 250 C. - Not recommended for use with lipids
网页2023年1月29日 · PTFE septa cap for amber vial Saudi Arabia-Aijiren HPLC Vials. This item: Tel: +8618057059123 E-mail: market@aijirenvial.com Live chat Home About Products 1-4mL Autosampler Vials for HPLC, UPLC, GC 16mm, 25mm Test
网页C0000398 Natural PTFE/White Silicone Septa 3mm Thick(used for 20mm aluminum crimp cap). Ptfe septum | Sigma-Aldrich 网页black polypropylene hole cap, thread for 8-425,
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网页Thermo Scientific Chromatography Columns and Consumables 2016-2017 Vials and Closures 2-003 Septum Selection Guide 20mm Headspace Septa Gray Butyl Stopper: (C4020-30) An economical septum for lower temperature
网页silicone/PTFE bonded septa autosampler glass vials volume 2ml. 2021 - Chemglass. 12 x 32mm, PTFE / Silicone Septa with Slit 100 $78.65 CV-5246-1232 Clear Vial, 1.5mL, 9mm Thread, High Recovery, 12 x 32mm, PTFE / Silicone Septa 100 $179.75 CV-5248-1232 Clear Vial, 1.5mL, 9mm Thread, High Recovery, 12 x 32mm, PTFE / Silicone Septa with Slit 100
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网页2017年3月7日 · Hi To expand on HPLC chemist's reply As far as I am aware and to answer your query The septa are formed from 2 layers The PTFE is on the lower side that faces your sample in the vial and is relatively inert to solvents
网页2020年8月4日 · Today, HAWACH will mainly discuss how to choose the right sample vial septa. PTFE natural red rubber septa of 2 ml HPLC sample vials are moderately priced and have good chemical properties, suitable for GC and HPLC. Sealing performance is good after repeated use, and it is an ideal choice for multiple injections, but the penetration
