1 The Vial and or insert can be made of glass or polymer, clear or amber, screw, crimp or snap style –it contains the sample 2 The Cap can be made of aluminum, steel or polymer –it holds the septa 3 The Septum (septa –plural) can be made from PTFE, silicone, rubber, butyl or combination –it acts as a pierceable barrier between sample and atmosphere
PTFE/silicone/PTFE – TST1, TST11. A layer of PTFE on each side of medium hardness silicone. Most resistant to coring with above average resealing characteristics. Recommended for most demanding applications such as trace analysis, longer time between injections, or for internal standards.
bonded PTFE/silicone slit septa autosampler glass vials 100pcs Range of Sample Vials and Caps - SCION Instruments Vial, Crimp, Wide Opening, 2mL Amber Glass Flat Base 11mm with Label. 100pcs/pk. 413 6: Cap, Crimp, Open, SILVER 11mm with Red PTFE/ White Silicone Septa 1mm Get Price Send Inquiry
septa Thin PTFE PTFE/Silicone* PTFE/Silicone/PTFE* PTFE/Red rubber Flouroelastomer Butyl Temperature range 40 °C to 300 °C** Up to 260 °C –40 °C to 200 °C –40 °C to 200 °C –40 °C to 90 °C –40 °C to 260 °C –50 °C to 150 °C Use for multiple injections No No Yes Yes No No No Price More expensive Very economical
Browse our Gas Chromatography (GC) units, columns, consumables, and accessories for your analytical GC applications to achieve high performance, maximum productivity, and superior detection sensitivity. HPLC Buffers. The selection of a buffer in terms of species, ionic strength and pH range is critical in reversed-phase chromatography.
elastomer to the solvent. PTFE/Silicone septa are ideal for use in most HPLC and GC applications where resealability and purity are critical. Pre-slit PTFE/Silicone Septa Pre-slit septa are offered in many of the same formulations as for non-slit PTFE/silicone septa and shares most of the physical and chemical characteristics. The septum is
PTFE/natural red rubber are moderately priced seals for GC and HPLC with good chemical properties. They are ideal for multiple injections due to high resealability, but not as easy to penetrate as PTFE/RR. Natural rubber septa are offered assembled into aluminum crimp seals. PTFE/synthetic red rubber septa: (PTFE/RR)
Post cleaning, vials are assembled with PTFE/silicone septa and open-top polypropylene caps. VOA (EPA) Vials VOA vials meet EPA standards for volatile organic sampling. The 40 mL vials are available in clear (Type 1, 33 expansion) and amber (Type 1, 51 expansion) borosilicate glass.
2ml sample vial are made of high quality borosilicic acid glass,low screw cap including silicon septa and PTFE ideal for compound sample storage in the Get Price. VERTICAL CHROMATOGRAPHY CO.,LTD. : HPLC COLUMNS GC. Amber Glass Spot, Blue Open Top Cap and PTFE/Silicone Septa Glass Spot, 12x32mm, 9mm Screw Thread, Blue, Bonded Interseal with ...
A very pure soft silicone laminated to PTFE. Septum resists coring and is recommended for instruments with fine gauge needles. Also recommended for LC-MS and GC-MS due to high purity. PTFE/silicone – ST143, ST144 A very soft silicone laminated to PTFE. Use with flexible needle. PTFE/silicone/PTFE – TST1, TST11
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All glass vials found within the three different performance levels are made from Type 1 Class A Borosilicate glass. This type of glass has excellent chemical resistance properties that make it ideal for the containment or storage of acidic, neutral and alkaline samples/analytes.
Blue polypropylene cap, bonded pre-slit PTFE/silicone septa Wide opening, 1.5 mL vials with low. 9 mm PTFE/Silicone Pre-slit Septa with Blue Cap - N9300701. The PerkinElmer 2 mL, 10 mm, Screw Top Vial with PTFE/Silicone Pre-slit Closure Kit (500/pack) hold 100 2 mL Clear Screw Top Vials and 100 preassembled Vial Septa Hplc at Thomas Scientific
wide opening HPLC GC sample vials bonded PTFE/silicone slit septa CERTIFIED VIALS, CAPS and SEPTA – Greyhound Chromatography Open Top Polypropylene Screw Cap with Bonded PTFE/Silicone Slit Septa. 12 x 32. 100. 60-100330 LC Certified 2mL Wide Neck Screw Top
Vials, screw top with black polypropylene hole cap (10-425 thread), large opening, pre-assembled volume 2 mL, amber glass vial, red PTFE/silicone septum, pkg of 100 ea; find Supelco-27532 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich
