Spex Chromatography Vials and Accessories - Analytical quality vials for all your sample preparation and storage needs - Autosampler vials compatible with most chromatography autosampler systems - Wide variety of closures for your sample container needs

2ml Snap Ring Vials ND11 autosampler vials are appropriate for HPLC, GC, IC, UHPLC chromatography applications. Features. Materials:borosilicate glass. Volume: 2 ml, 12 x 32 mm,11mm. Vial Color: Clear & Amber. Septa material:PTFE& silicone. Cap:snap cap. With or without graduated writing area.

Jun 03, 2013 · Potential HPLC vial contamination. We have faced an issue regarding unstable recoveries. We transferred aliquot to several HPLC vials from the SAME stock solution. However, the results obtained have an about 1% variation, while the system was stable with %RSD of 0.1% by injection of the same HPLC vial 5 times.

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Apr 03, 2017 · Mixtures were vortexed for 10 s, centrifuged for about 1 minute and transferred into 100 μL CE sample vials. Sample solutions were kept in the autosampler carousel of the CE instrument at about 10°C and analysed within 24 h. UV/vis absorbance spectra of tenfold diluted CA stock solutions in water were recorded using a Nanodrop 1000

Increasingly sensitive chromatography and mass spectrometry systems demand reliable vials which can routinely deliver the ultimate in purity and the lowest surface activity possible. Sample security, and confidence in data integrity, are paramount in trace analysis and can only be achieved with the highest glass vial quality.

Universal vials are used to accommodate buffers/samples.General-purpose sample vials are used for collection, storage, and transportation procedures. With a range of the material manufacturing and capacity options, users may tailor based on content and process requirements. Nonsterile or sterile vials are available in amber, white, or clear transparencies for effortless viewing. Open-top

When your instrument, sample handling, and methodology is pushing the limits, your chromatography vials and seals can’t be the broken link in the chain. Ensuring quality in every part of your workflow, including vials and closures, is critical to success. See the difference in Aijiren Tech Certified Vials and Closures.

** MS Certified kits are the first low particle, low background chromatography vials and the only vials pre-cleaned to provide unmatched consistency 10mm (10-425) Screw Thread Microvials 10mm (10-425) Screw Thread Microvials

The dimensions for 12x32mm vials are standard between manufacturers but the length of the neck and width/shape of the vial shoulder may vary. 12x32mm microvials have the same outer dimensions but the inside of the vial may be tapered to reduce volume or contain a fused insert. 12x32mm high recovery vials will have an internal conical bottom that allows for maximum sample recovery.

Jan 20, 2022 · Filter the stock caffeine solutions using the provided filter and syringe. Add approximately 10 mL into a labeled CE vial. DO NOT fill the vials more than 75%. a. The filter and syringe can be reused if the solutions are filtered from low concentration to high concentration. b. The syringes can be found in the plastic drawers near the door of

Dec 17, 2019 · EPA VOA TOC COD Vials. 15-425 Screw Sample Storage Vial 15-425 Thread Caps with Septa 40ml TOC Vial 16mm COD Digestion Test Tube EPA VOA Vials 24-400 Screw Neck PP Caps with Septa 8-12mL 15-425 Screw Neck Vial ND15 20-60mL 24-400 Screw Neck Storage Vial ND24 10-15mL 16mm Test Tube for Water Analysis.

Crimp/snap top vial for CE, 2 mL, 100 pcs., Manufacturer: Aijiren Technologies, Volume: 2 ml, Bottle Type: Sample Bottle, Category: Vials

HPLC and CE: Principles and Practice presents the latest information on the most powerful separation techniques available: high-performance liquid chromatography (HPLC) and capillary electrophoresis (CE). Fundamental theory, instrumentation, modes of operation, and optimization of separations are presented in a concise, non-technical style to

Chromatography Sizes Vials come in a variety of sizes to suit many needs. Standard sizes include 12x32mm (2mL), 15x45mm (4mL) and 8x40mm (1mL). Users may also choose vials with a normal (4 mm) mouth opening or wide (6 mm) mouth opening depending upon the cap type to be chosen.