Browse Sigma-Aldrich's Crimp Top Vials using 20 mm crimp seals to find products in Headspace Vials, Beveled Top, Round Bottom, Headspace Vials, Flat Bottom, Headspace Vials, Flat Top, Round Bottom, Headspace Vials, Thin Seal for SPME

Headspace GC Vials and Closures for Headspace Gas Chromatography Applications. Chrom Tech has a wide selection of high quality crimp and screw thread headspace vials available in clear or amber glass with associated 18 and 20 mm headspace closures.

Tigecycline 50mg Vial Cefepime 1g, 2g, 500mg & 250mg Vials Cefepime & Tazobactam 1g 125mg/ 500mg 62.5mg / 250mg 31.25mg Vials Imipenem & Cilastatin 250mg / 500mg Vials Lyophilized Ertapenem sodium 1g IV/IM Vial Cefoperazone & Sulbactam (2:1) 1.5g, 3g Vials Piperacillin Sodium & Tazobactam Sodium 2.25g / 4.50g Vials Netilmicin Sulphate 10 / 25 / 50 / 100 / 200 / 300mg Amps.

High-quality borosilicate glass vials, open-top caps, .135" Teflon/silicone septa, pre-cleaned with Certificate of Analysis Each case contains 4 boxes of 72 vials Available in clear and amber and . 0.25 ml 1:1 HCL Preservative, GHS label Made in USA.

6-20mL 20mm Crimp-Top Headspace ND20 10-20mL 18mm Screw Thread Headspace ND18 Hand Crimper, Decrimper 8-60mL EPA Storage Vials 8-12mL 15-425 Screw Neck Vial ND15 20-60mL 24-400 Screw Neck Storage Vial ND24

Autosampler Vials. Quality vials protecting your valuable research. These vials are the preferred choice for modern autosamplers. With a focus on improved sample security and integrity, we now offer innovative Thermo Scientific™ AVCS™ 9mm closures and Thermo Scientific™ SureStop™ 9mm screw top vials for consistent productivity on every separation

Headspace Vials Crimp 20mm Headspace Vials Screw 18mm our high-quality vials, vial inserts, closures ... AC11AH Aluminium cap 11 mm for 2ml crimp top vial 100

Certified Low Adsorption (LA) Autosampler Vials, 2 mL clear glass with marking spot, screw cap, natural PTFE/silicone septa, pack of 100 29651-U Autosampler Vials, 2 mL clear glass, crimp top, PTFE/red rubber septa, pack of 100 27239 VOCOL® Capillary GC Column, 30 m x 0.25 mm I.D., 1.5 µm 24205-U

Alibaba.com offers 386 headspace analysis products. A wide variety of headspace analysis options are available to you,

QEC headspace products meet or exceed OEM instrument manufactur-ers' specifications. Headspace vials and closures must form a tight seal for accurate and reproducible results. QEC's crimp-top vials have a beveled lip finish that reduces the amount of sealing surface between the seal and the glass, ensuring a reliable, secure seal with the septum.

Polypropylene certified vials for autosampler use are translucent and chemically resistant. They are the vials of choice for pH-sensitive samples, sodium, or heavy metal analyses. Polypropylene vials come in snap, crimp, or screw styles and can contain sample volumes up to 700 µL while leaving minimum residual volumes of less than 3 µL.

Headspace vials are made of superior quality 1st hydrolytic class glass (Type 1) and have a thicker glass wall to withstand higher temperature and internal pressure for the analysis of volatile gas in the vial’s headspace. Thermo Scientific 20mm crimp top and 18mm screw top headspace vials are available in clear or amber glass in sizes

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Oct 02, 2015 · At the higher temperatures high quality seals are a condition for reproducible analysis free of siloxane contamination [See CRS Clean Seals for some information about siloxanes in vial septa]. Background – How a Crimper Works: Because of the stringent requirements of headspace analysis crimp caps are generally preferred over screw caps.

Aijiren Technology offers a complete range of consumable for GC, HPLC and Headspace analysis. This comprises vials, septa, seals, filters, crimpers and other accessories. Besides all standard items for almost all common instruments in the chromatography market, Aijiren also carries out special production runs of vials, septa and combination