PTFE Sample for hplc sampler vials

Septa Selection Tool | Thermo Fisher Scientific - US

Used primarily for routine analysis in gas chromatography. Offers moderate ability to reseal and good chemical inertness. Not recommended for multiple injections or holding samples for further analysis. PTFE is protective layer that once broken exposes rubber to chemical attack.

Verex Vial and Vial Kits: Phenomenex

Verex vials are made of inert, high-purity, chemically stable borosilicate glass to exacting specifications, individually heat-treated to burn off any impurities, then packaged in a cleanroom environment. Choose from crimp, snap, and screw types or mix and match vials and caps to your application.

HIRANUMA Automated Solid Evaporator System AQS-22320A

Number of sample vials: 20 positions: Volume of sample vial: Max. 10 mL: Seal: PTFE cap with aluminum foil: Carrier gas: Nitrogen gas: Carrier gas flow rate: 30-300 mL/min: Carrier gas desiccant: Molecular sieves* Heating temperature: Room temperature to 300 °C: Heater: Band heater, PID control: Power supply: AC100-240 V, 50/60 Hz, 150 VA

How To Choose The Right Small Sample Vial Septa - Hawach

Aug 4, 2020 · PTFE/red rubber septa are popular and economical choices for general GC and HPLC applications. PTFE/red rubber septa have moderate repeatability and excellent chemical inertness before penetration. They are mainly used for routine gas chromatography analysis using FID, TCD and FPD detectors.

Reliable purity assay of highly hygroscopic trichloroacetic

Mar 20, 2023 · The between-vial homogeneity assessment by KF was performed five times for each vial. The between-vial and within-vial homogeneity assessments by HPLC were performed on one sample solution and five sample solutions prepared from one vial, respectively, and each sample solution was measured five times.

flat base HPLC GC sample vials PTFE/silicone septum

sample vials, inserts, caps, and seals are guaranteed to ensure problem-free, Silicone. Vial Kit, Snap Cap, 2 mL. Clear + PTFE/Silicone,. preSlit. prepare chromatography vials PTFE/red silicone. Ultra Clean PTFE/ Silicone septa is optimized for gas chromatography and mass HPLC Chromatography Vial, 2mL CLEAR Glass vial with Writing Area, Flat

An Aijiren Septum is Not Just a Septum - Aijiren Technologies

range of common solvents used in sample preparation. The septum forms a barrier between your sample analyte in the vial and the outside atmosphere. This barrier protects your sample from external contamination while allowing a needle (from a manual or automatic syringe) to enter the vial, and extract the sample for the next stage of separation.

Thomson SINGLE StEP® Filter Vials

0.45 µm PES 0.2 µm PES 0.45 µm PVDF 0.2 µm PVDF 0.45 µm PTFE 0.2 µm PTFE 0.45 µm Nylon 0.2 µm Nylon Figure 1: The patented design of Thomson SINGLE StEP® filter vials allows you to perform sample clean-up in the same vial that goes into your autosampler. 32 mm 12 mm Dead volume 120 L Fill line volume 450 L Set needle depth to 5 mm from

Sample Vials | Waters

Waters Certified vials are tested for cleanliness by HPLC and held to tightest dimensional tolerances in the industry. LCGC Certified Amber Glass 12 x 32mm Screw Neck Vial, with Cap and Preslit PTFE/Silicone Septa, 2 mL Part Number: 186000847C. ----. Buy Now. Deactivated Amber Glass 12 x 32mm Screw Neck Vial, 2 mL Volume, 100/pkg.

Waters Certified Sample Vials White Paper

Waters Certified Sample Vials 2 –˛˝˙ˆˇ˚˘ ˘ˇ ˚ Other factors pertaining to the sample must be considered before choosing the vial. Samples that are light sensitive should be stored in amber vials. The transmission curves for the clear and amber vials are shown below. 200 100 90 80 70 60 50 40 30 20 10 0 300 400 500 600 700

2 mL Screw Top Vials & Screw Caps - Aijiren Technologies

The 2 mL screw top vial is recommended for sample matrix that is not too volatile. Our short thread design of our 9 mm screw cap makes for a quicker application and removal of cap increasing throughput when it matters. Autosampler Vials for HPLC & GC Product Details Promotions Product Details Features Tools Literature Promotions Features

2 mL Snap Top Vials & 11 mm Snap Caps | Aijiren

Autosampler Vials for HPLC & GC Product Details Product Details Features Tools Literature Features 40% larger opening than standard opening vials Uniformly flat bottom ensures compatibility with inserts Optional ceramic write-on spot on the barrel of the snap vial Compatible with any 12 mm snap or 11 crimp cap

Filter Vials | Captiva | Aijiren

Choose from polytetrafluoroethylene (PTFE), nylon, polyethersulfone (PES), and regenerated cellulose (RC) membranes. PES filter vials are a great choice for protein analysis applications due to their low protein binding. RC filters are suitable for general filtration for aqueous based samples.

Crimp Vials & Crimp Vial Caps, 2 mL Crimp Top Vials | Aijiren

Aijiren 2 mL crimp top vials are crimp vials constructed from type 1 borosilicate glass. The unique low metal content nature of the high-quality material can help to protect your sample from destabilizing or leaching. Our associated crimp vial caps come with a choice of either PTFE/silicone, PTFE only, natural red rubber, butyl, or PTFE/butyl