网页26 Aijiren VIALS AND CLOSURES 20 mm Headspace Crimp Caps and Septa Cap Color Septa Type Specifications Certified 100/pk 10,000/pk Silver aluminum PTFE/silicone septa -60 C to 180 C 3 5190-2257 Silver

网页100. SVAC-22-WPWS. White PTFE/White Silicone + Aluminium cap with hole, for 10 ml/20 ml crimp top vial. 100. SVAC-22-RPWS. Red PTFE/White Silicone + Aluminium cap with hole, for 10 ml/20 ml crimp top vial. 100. SVAR-18-BPWS. Blue PTFE/White silicone septa + Silver screw cap with hole, for 18 mm screw top vial.

网页2021年10月20日 · Aijiren cap septa offers new septum materials and unique processes to improve septum sealing integrity and reduce the risk of sample contamination. Septa are 0.035” Natural Silicone with 0.005” Natural PTFE. High quality silicone is used to ensure proper re-sealing and reduced coring. Designed for multiple injections and/or longer

网页2014年10月21日 · Then, the headspace vials were hermetically sealed with 20 mm (i.d.) magnetic PTFE/silicone septum caps, vigorously shaken and vortexed to allow for direct contact between the acid and Na 2 S. The yield from H 2 S generation was previously verified by comparison with H 2 S dilutions obtained from pure commercial H 2 S, and H 2

网页Aug 09, 2021 · glass gc headspace vials with metal cap Perkin Elmer-Aijiren HPLC Vials Vials Cap Septa for GC HPLC – 2ml Amber Sample Screw Vials. 20mL, Amber Glass, 22.5*75mm, 20mm Beveled Edge, Rounded-flat

网页Item Number: C0000409. Description: White 8-425 Open Top PP Cap with 8mm White PTFE/Red Silicone Septa 1.5mm Thick. 100pcs/pk. Packing: 100 pieces/pack. List price： ￥ 0.00. septa 3.0 mm thick nd20 gc vial beveled

网页2021年1月2日 · BTO septa Bleed and temperature optimized. Maximum inlet temp 400 C. Change after 200-300 injections. Ideal for MS. 50/pk 5183-4757 100/pk 5183-4757-100 Advanced Green septa Popular all purpose septa. Maximum inlet

网页Aijiren GC Headspace Sampler Data Sheet 2 Models – Aijiren headspace sampler: 12 vials with single position oven for sequential sample heating – Aijiren headspace sampler with tray: 111 vials with 12

网页Blue, pre-slit PTFE/silicone septa 100/pk 500/pk 5185-5865 Green, pre-slit PTFE/silicone septa 100/pk 5183-2077 Red, pre-slit PTFE/silicone septa 100/pk 5183-2078 Polypropylene Screw Caps with Bonded Septa

网页Figure 2. GC/MS chromatographic comparison of vial blank with different PTFE/silicone headspace septa and High Performance septum. Vials were equilibrated at 300 C for 30 min. By using High Performance septa, the vial blank

网页Greenwood · Blue Cap w/PTFE/Silicone Septa for 9mm Threaded GC Vials (100pk) SKU: 09-0030B · 8-425mm Black Cap w/Installed Red PTFE/Silicone Septum {FOR USE} w/

网页Chemical Analysis, Life Sciences, and Diagnostics | Aijiren

网页2006年1月2日 · When the needle pierces the septum, the rubber is exposed to the sample by either headspace or direct contact, which will affect the quality of the data in various ways. This application note discusses the influences of pierced PTFE/silicone septa in GC-MS experiments. Two examples are given: the loss of nonpolar volatile organic

网页Cap Septa Factory, Custom Cap Septa OEM/ODM Manufacturing. 8mm Cap PTFE Silicone Seal HPLC Rubber Septa Used with 8-425 Vial. Unit Price: US $ 4.58-5.58 /

网页3 Septa selection guide General chromatography vials: Septa material In this section, the key attributes to the different septa available can be found. PTFE/natural red rubber