Syringe Filter produced by Aijiren is often used for sample preparation before chromatographic analysis experiment preparation. Syringe Filter is used to filter impurities in reagents, protect chromatographic columns in HPLC autosampler or other sophisticated analytical instruments, and prevent these precision instruments from being impurity. Affect the blocking of the fine analysis pipeline inside.
Aijiren syringe filters with luer lock connection are a series of non-sterile disposable syringe filters for reliable sample preparation. The reproducible membrane quality and automated manufacturing process ensure that particles are removed from each sample, prolong the life of the analytical column and minimize damage to the inlet or valve.
The syringe filter is a fast, convenient and reliable filter tool commonly used in laboratories. Since there is no need to replace the filter membrane and filter cleaning, complicated and time-consuming preparations are eliminated. It is widely used in sample pre-filtration, particle removal, aseptic filtration of liquids and gases. It is the preferred method for filtering small samples before loading into HPLC and GC, and is usually used with disposable syringes.
ND18 18mm Screw Neck Headspace Vials
10ml, 22.5ⅹ46mm, 20ml, 22.5ⅹ75mm, DM18
Material: USP1, borosilicate glass
Boxed tpo minimizes vial damage.
Manufactured under strict quality to ensure dimensional consistency between batches
Suitable for headspace analysis of volatile solids and gases.
Store volatile samples to prevent evaporation
High temperature and corrosion resistance
Mainly used for headspace analysis in gas chromatographic analysis.
Product Name: PP Syringe Filter
Membrane: Hydrophilic polypropylene
Used for: acid/base, conventional HPLC analysis
Limited tolerance: MeCl and chloroform.
Sterilization: The syringe filter can be sterilized by an autoclave at 125° for 15 minutes.
Application: filter biological samples, corrosive organic solvents.
The 18 mm threaded neck vial with magnetic screw seal for CTC is a new product in the headspace market dominated by pressure necks. However, especially for magnetic caps that are difficult to crimp, screw caps are a convenient alternative. Reproducible results are excluded because of improperly adjusted or non-adjustable crimpers caused by crimping errors.
Aijiren PP syringe filter
Product model: 13mm, 0.22um sterile independent packaging
Purpose: Sterilization and filtration of aqueous solution
Working temperature: 45°C
Inlet pressure: bar (psi): 5.2 (75)
Membrane diameter: 13mm
Membrane pore size: 0.22um
Vials with septa-capped 18mm caps are used as sample vials, and these vials can also be used as storage bottles. Precision-machined threads always ensure sealing. It fits perfectly with the matching 18mm magnetic metal screw cap and PTFE/silicone septum. The caliber of this series of headspace bottles is 18mm, and the size of 20ml is 22.5*75.5mm.
A syringe filter with a hydrophobic PTFE membrane can be used to filter strong solvents, acids and alkalis. Not suitable for filtering aqueous liquids. Filters with hydrophilic polytetrafluoroethylene can be used to filter strong solvents, acids and alkalis. However, these syringe filters can also be used to filter aqueous liquids, which makes this type of use very versatile.
The head space of the threaded mouth is easy to use, without tools, the Cap can be screwed directly on the bottle mouth; the risk of wrong clamping jaws is avoided, and the repeatability of the analysis results is guaranteed; the professional precision makes the gasket and the bottle mouth more sealed; Septa’s The thickness is less than the thickness of the jaw cover, making the puncture easier and safer; the sample can be taken out in the field without taking it out in the laboratory.
PTFE disposable syringe filter is a fast, convenient and reliable filter tool, often used in laboratories. It has the characteristics of beautiful appearance, light weight and high cleanliness. Because there is no need to replace the filter membrane and clean the filter, it saves tedious and time-consuming preparation work. It is widely used in laboratories, widely used for sample pre-filtration, clarification and removal of particulate matter, and sterilization and filtration of liquids and gases.
Aijiren provides 20mm crimp headspace sample vials to match different autosamplers. All headspace vials are standard vials, suitable for Varian, Tekmar, Perkin Elmer, and LEAP autosamplers. Material: Neutral borosilicate glass tube. Color: transparent/brown.
PVDF membrane has many advantages. PVDF film has high mechanical strength, is not easy to break or curl; it has the advantages of low background, wide solvent compatibility, and excellent coloring ability; in addition, PVDF film can be tested repeatedly after proper treatment. It has strong filtering ability and can get repeated experimental results.
The mixed cellulose ester (MCE) membrane filter is made of cellulose acetate and nitrocellulose, an appropriate amount of acetone, n-butanol, ethanol, etc. Since the MCE membrane is bio-embedded, it is one of the most widely used membranes in analysis and research applications. Hydrophilicity, non-toxicity and hygiene are its biggest advantages. It is a porous membrane filter material with relatively uniform pore size distribution. Absolute pore size and porosity as high as 80‰. It is mainly used for the filtration of water-based solutions, so it is also called water-based membrane. This product is flammable. It should be sealed, moisture-proof and fire-proof during storage.
20mm Crimp Neck Headspace Vials is a very convenient application in gas chromatography, because this type of Crimp Neck Headspace Vials has good sealing properties, which is very convenient for gas chromatography analysis experiments, and the Vials made of borosilicate hydrochloric acid are extremely stable. Popular products in gas chromatography consumables.
The rubber stopper produced by Aijiren is often used to seal 20mm Crimp Neck Headspace Vials. Due to the good recovery and sealing ability of rubber, it is often used to seal Headspace Vials. This stopper is very suitable for sealing, puncture and other tasks, ensuring Headspace Vials The interior is clean and free from outside air pollution.
Aijiren’s 20mm Crimp Cap with Septa is often used with Headspace Vials, and Headspace Vials is often used in gas chromatography. This type of chromatography requires a high degree of tightness for Vials, so Cap with Septa must also maintain a high degree of tightness. The production requirements for Aijiren are high, but Aijiren is an experienced company and is more skilled in the production of 20mm Crimp Cap with Septa.
The Syringe Filter produced by Aijiren uses different types of filter membranes, and different materials can be applied to different reagents and different experiments. PES Syringe Filter is a popular product because of the hydrophilicity of PES, which ensures the adaptability and stability of Syringe Filter. . The diameter of the PES Syringe Filter in the picture is 33mm, the large diameter is easy to operate, and the PES material guarantees the production quality.
Aijiren produces 20mm Crimp Neck Cap with Septa. This kind of Closures has strong sealing properties and is very suitable for gas chromatography in chromatographic analysis. Keep a good seal between. Septa and bottle caps can be purchased separately or together with Headspace Vials as a convenience kit to meet the needs of your laboratory.
The filtration sterilization method generally uses a filter membrane. First, use a depth filter to remove large particle deposits. Then use a filter membrane for filtration. The pore size of the filter membrane is generally 0.2 μm or 0.45 μm, which can filter out most of the nutrient cells of microorganisms. The sterile syringe filter has PP, PTFE or nylon membrane. The pore size of the filter membrane is 0.2um or 0.45μm, and the pore size of the filter membrane is usually selected according to the packing size of the analytical column. Aijiren provides filter membranes with two pore sizes and different materials.
20mm Crimp Neck Closures are composed of Aluminum Cap and Septa. The Cap is made of high-quality Aluminum, and this material is convenient to change the shape, ensuring that the filling of the Cap can be easily changed when the Hand Crimper is sealed. The material of Septa is made of Silicone and PTFE, and the thickness of 3mm ensures that it is sealed and can be easily punctured.
Aijiren’s syringe filter is very reliable. It is a sterile polyethersulfone (PES) syringe filter. Each batch of syringe filter membranes has passed the HPLC extractable test certification. Filter size: 13mm Membrane diameter and pore size: 0.45μm, 100 per pack. Pore structure suitable for laboratory sterilization of small-volume samples. The filter surface area increases the flow rate and throughput, and it also makes it easier to filter the solution because it reduces the pressure required to empty the syringe.
Aijiren’s nylon membrane has two types of pore sizes: 0.45μm and 0.22μm. Since the nylon membrane is a hydrophilic membrane, it does not need to be immersed in a solution such as ethanol or methanol for activation. This product is for professional use only for scientific research, not for clinical diagnosis or treatment, not for food or medicine, and not for storage in ordinary residences. For your safety and health, please wear lab coats and disposable gloves during operation.
There are many specifications of PP syringe filter. The diameters of 13mm and 25mm can be used for different sizes and types of syringe needles. The diameter of the filter membrane is 0.22 and 0.45, which can filter impurities of different diameters. Aijiren produces PP syringe filters. The reason is to make it easier for customers to prepare samples. Samples filtered out of impurities will not affect the autosampler injection, and can protect the chromatographic column and prevent impurities from entering the chromatographic column.
The PVDF Syringe Filter produced by Aijiren is very suitable for sample filtration in chemical experiment analysis. The sample is filtered before reagent analysis, which can protect the chromatographic column in Autosampler and ensure the accuracy of the test results. PVDF Syringe The method of using Filter is very convenient, and it can be used directly without pre-processing, which speeds up the speed of sample preparation.
The Syringe Filter produced by Aijiren has a hydrophilic membrane made of PES. PES not only has extremely low protein binding and high flow characteristics, but also has passed ion chromatography certification. Polyethersulfone is more heat-resistant than most membranes and can be used up to 100°C. PES filter membrane can be used for: strong bases, alcohols, proteins, peptides. Do not use with: acids, ketones, esters, halogenated hydrocarbons or aromatic hydrocarbons.
The PTFE membrane equipped with Syringe Filter by Aijiren has extensive chemical compatibility and extremely low solubility, and is currently the most chemically resistant membrane among all filter membranes. Aijiren’s innovative design enables the PTFE filter to achieve a perfect balance between increasing the effective filtration area and reducing the sample retention volume. Usually the packaging is 100 pcs/pack, in bags or drums.
Aijiren produces Hand Crimper and Decrimper in different sizes, 20mm and 11mm, and 20mm of Hand Crimper and Decrimper are suitable for use in Crimp Neck Headspace Vials, 11mm Hand Crimper and Decrimper are suitable for use on 2ml Crimp neck Autosampler Vials. Aijiren produces Hand Crimper and Decrimper to make it easier for customers to seal and compress Crimp Neck Vial repeatedly.
Aijiren Hand Decrimper is designed to unseal sealed Crimp actis. Aijiren offers Crimp neck actis in two sizes. One is Crimp Neck actis with a diameter of 11mm. One is the Crimp Neck Headspace Vial with an opening diameter of 20mm. For both types of Crimp Neck Vial, Aijiren has matching opening sizes of Hand Crimper and Decrimper for customers to use. If you need to purchase Crimp Vial, it is recommended that you purchase Hand Crimper and Decrimper together.
There are two types of Headsapce Vials produced by Aijiren, one is 18mm screw neck headspace vials and the other is 20mm crimp neck headspace vials. Among the two headspace vials, 20mm crimp neck headspace vials are favored by more customers because of their good sealing properties and suitable for gas chromatography analysis. Many gas chromatography experiments are inseparable from 20mm headspace vials.
Aijijiren produces a wide variety of Vials. Each type of Vials has its own unique packaging method. Headspace Vials is usually packaged as shown in the picture. The packaging method is 100pcs/pack. The PP BOX in the picture is filled with Headspace Vials. , The second layer of packaging is in progress, which is carton packaging. The cartons are all customized by Aijiren, which fits multiple pp boxes into the box.
Aijiren produces Closures that are compatible with Autosampler Vials and Headspace Vials, including COD Test Tubes, for sealing and sampling. Such Closures usually have a cap that is easy to seal, and Septa is soft and easy to puncture. There are different types and sizes. Aijiren produces these The goal is to better carry out the application of Vias.
Aijiren specializes in the production of chromatographic vials. From the 2ml hplc vial commonly used in chromatographic experiments to the large-capacity vials for sample storage, Aijiren strives to bring customers a better detection experience and make it more convenient for customers to perform chromatographic analysis experiments.
Aijiren not only produces Vials for chemical experiments, but also produces Closures that match them. It is the existence of these Closures that ensure the tightness of Vials. Cap with Septa guarantees the seal while also ensuring the smooth flow of the automatic injection needle. Aijiren produces Closures to provide Vials with better matching products.
9-425 Sample Vials with Closures are standard autosamplers for HPLC and GC chromatography. 9-425 Sample Vial can be used for high performance liquid chromatography and gas chromatography to obtain reliable analysis results. Due to their technical geometry, these sample vials It can be used for all common autosamplers, preferably for Agilent, HTA, Shimadzu, Thermo Scientific, Varian, Waters, etc. or General Storage.
Aijiren expanded its product line last year and chose Reagent Bottle as Aijiren’s new product. Because many customers will need reagent bottles to store reagents during experiments, Aijiren is eager to provide customers with one-stop procurement services, so the product line has been expanded to meet more customers’ purchase intentions.
Aijiren sells Aijiren EPA Vials online at wholesale prices. If you have been looking for EPA Vials, you can choose Aijiren, because Aijiren has been producing EPA Vials for 20 years. You can buy high-quality EPA Vials and rest assured that you will get the best results in terms of durability and performance. Aijiren provides you with genuine EPA Vials price and quality assurance products. Buy the EPA Vials immediately and enjoy the best price when buying.
• 32 X 12 mm, 2 ml, screw mouth
• 10-425 wide mouth for easy filling of viscous materials
• Reduce the chance of needle bending or breaking during sampling
• Can be used with micro-insert
• Packed in a class 100,000 clean room
The 10-425 vial is the original wide-mouth replacement for the 8-425 threaded vial. Compatible with autosampler without sacrificing the wide mouth when pipetting. Aijiren produces 10-425 vial and also produces its matching Closures and micro-inserts. These are accessories that are more convenient for sample introduction, and the convenient one-stop shopping experience brings more convenience to customers.
Aijiren’s 24mm Screw neck EPA Vial includes screw cap sample vials made of type 1 borosilicate clear or brown glass, open caps with PTFE silicone rubber septa, or storage caps lined with PTFE (Can withstand various chemical corrosion). Aijiren EPA vial is widely used in environmental protection, food and pharmaceutical fields. Separate sample vials and cap options can increase application flexibility.
Aijiren’s 9mm 1.5ml amber glass screw neck vial is a popular product in the automatic sample injection vial and is praised by customers all over the world. The amber glass can cut off ultraviolet rays, the oblique shoulder design can facilitate sample dumping and the wide opening is convenient for sample injection , Aijiren’s 9mm 1.5ml amber glass screw neck vial are all 100 pcs/pack, which is very convenient to use.
When glass is not feasible, polypropylene plastic material provides a wise choice
Cone plug-in supports samples of the highest purity and sensitivity
Clear colors provide an unhindered view of the solution to observe any changes
The industry’s highest quality ISO9001:2015 certification ensures the most accurate analysis of samples
Syringe Filter membrane: HPLC certified nylon.
Used for: bases, most HPLC solvents, alcohols, aromatics, THF.
Do not use for: acids, corrosive halogenated hydrocarbons, protein samples (nylon is a high binder)
Sterilization: The syringe filter can be sterilized by an autoclave at 125° for 15 minutes.
Application: General laboratory filtration, most HPLC samples
Aijiren designed the vial rack to make the storage of the autosampler vial more convenient, especially the autosampler vial loaded with reagents, which should not be placed randomly. If you do a comparison test, you must put the contrast autosampler vial together. Placed in the vial rack, the autosampler vial is not easy to tip over and should not be shaken. It is the best choice for customers.
Aijiren’s 9mm hplc vials are produced with a unified mold, and the fully automated mechanical production ensures that the 9mm hplc vials specifications are completely consistent between batches. The Closures matched with 9mm hplc vials are also customized by Aijiren, and are combined with high-quality Cap with Septa to form a sealed top.
The fully automated production process provided by Aijiren ensures production efficiency and reduces labor costs, and one person can manage multiple machines at the same time. Aijiren’s production scale, production efficiency and production quantity all reflect the large-scale and strong production of a global supplier Strength, Aijiren has been committed to becoming a world-renowned supplier.
As a manufacturer of chromatographic consumables, Aijiren provides products related to chromatographic analysis experiments. For example, Vial Rack is matched with hplc vial. Place the hplc vial injected into the sample on the vial rack, mark them in turn, and place them Into the chromatographic analysis instrument for chromatographic analysis, so that the use of via rack can better help the test.
Snap Cap is made of high-quality PP. The design with a center hole is convenient for automatic sample injection. Septa’s design uses a combination of silicone and PTFE, which is easy to penetrate and is not easy to fall off and contaminate the sample. Aijiren is supplied as a professional chromatography consumable The supplier can provide customers with different types of various closures, and years of production experience are worthy of rest assured.
Aijiren usually packs 100 caps in a packaging bag, starting with a pack. Aijiren will choose the delivery method according to the quantity of products ordered by the customer. If the quantity ordered is small, it can be sent by express, and if the quantity is large, it needs to be transported by sea. If the customer is in a hurry, it can also be shipped by air.
The crimp closure provided by Aijiren is made of aluminum. The cap of this material is easy to deform under the action of external force. The plastic sealed bag packaging method is easy to be squeezed, resulting in easy deformation of the cap. Aijiren uses a jar packaging to ensure the cap It will not be squeezed between, and it will not be easily deformed by external force.
Aijiren has always insisted on the development of chromatographic consumable products, and made efforts for the convenient laboratory operation of customers. The design of the vial rack is one of them. Aijiren will always set it as his goal, and do his best to meet the needs of customers.
There are two types of 20mm septa produced by Aijiren. They are made of silicone and PTFE. There are many colors, white, natural, white and blue, natural and yellow, natural and blue, and the style is two flat septa. Compound together. The other is a composite of PTFE and Butyl. Butyl has a harder material and is similar in color to PTFE, so a central hole pattern is made to distinguish the front and back sides.
The 8mm hplc vial produced by Aijiren uses a dust-free workshop, a fully automated production workshop, and an exclusive production process to ensure the quality and efficiency of the 8mm hplc vial produced by Aijiren and the supporting closures. Aijiren will always maintain high-quality production and ensure product quality, and become an ever-improving manufacturer of chromatography consumables.
Aijiren¡¯s 20mm closures are produced in batches, and Aijiren has fully automated cap production machines. One staff member of Aijiren can control multiple machines at the same time. While ensuring quality, it can also guarantee the production quantity. Aijiren can satisfy most of them. The demand for spot production of orders, and can provide orders for more than 200 regions and countries in the world, including China.
Aijiren Vials have a standard 11.6x32mm profile and are compatible with convenient 11mm snap cap or aluminum seal closures. The ¡°Step¡± design ensures proper centering of limited volume inserts, eliminating missed injections.
Choose the right 2ml crimp vial: The easy-to-fill wide-necked vial requires a 6 mm diameter micro-insert. The sample and volume can be identified by the scale provided on the crimp vial and a stickable patch, which can be obtained without a separate insert Maximum sample extraction volume.
The main material of Screw headspace sample vial is medical borosilicate glass. The vial body is annealed at a high temperature of 580 degrees Celsius, and the wall thickness is uniform, which can be used for high temperature sterilization. The vial cap is made of PTFE/silicone gasket and aluminum cap with holes. Clamping headspace vials are mainly used for liquids and powders that need to be sealed. The colors are mainly transparent colorless glass, amber glass and silver open-eye aluminum cover.
Using bayonet vials is a simple and effective way to ensure tightness without the need for crimp seals. It’s as easy as pushing in or pulling out. Compared with other bayonet covers, it can always provide better safety sealing. Use with 11mm natural or blue bayonet opening cover and various septa.
Aijiren’s professional precision makes the gasket and vial mouth more air-tight. The thickness of the diaphragm is less than the thickness of the jaw cover, which makes the puncture easier and safer. The sample can be removed in the field instead of in the laboratory.
The 1.5ml high-quality snap vial USP Type I is made of 33 borosilicate transparent glass (USP Type 1, Type A) or 51 amber glass, and the bottom is even and flat, which can ensure the safety of the blade. The sample vial has a writable spot and can provide 0.5, 1.0 and 1.5 ml graduations.
11mm crimp top vials are designed to provide superior performance in limited volume applications where recovery of the vial contents is the main consideration. These vials are designed to be used with 11mm aluminum crimp top seals.
Types of 2ml crimping chromatography vial septa: PTFE/silicone, natural rubber/TEF septa, single-seam septa are available. The three-layer spacer of natural rubber/red butyl/TEF combines the good physical properties of Nat. Rubber with butyl chemistry (resealable).
The bottom of the 2ml crimp vial is even and flat to ensure the safety of the blade. The sample vial has a stickable patch, and the graduations are 0.5, 1.0 and 1.5mL. The Aijiren crimp top vial has a color-coded gradient pasteable patch, and the sample vial with a crimp surface of 11mm requires an aluminum sealing cap.
The screw headspace series vial caps combine innovation with time-saving convenience, precise manufacturing tolerances and a controllable manufacturing environment. The vial cap produced by this patented method truly combines the diaphragm and the vial cap at the molecular level, thereby avoiding excessive evaporation and maintaining the correct seal of the sample vial.
10ml transparent precision spiral vial, 18mm round bottom, top space vial, strong adsorption. Suitable for automatic SPME, such as CTC Combi PAL, TriPlus, Shimadzu AOC5000, Agilent G1888A.
Aijiren Headspace Vial is compatible with most autosamplers on the market. The threaded sample vial is very convenient and safe to seal. There are two volumes to choose from, and there are two flat or round bottoms to choose from. Certified headspace crimp top sample vials, headspace vials and seals are packaged in one set.
Use Aijiren 11 mm glass crimp top vials with aluminum crimp seal caps. These high-quality 11 mm glass vials are 2 ml, 12 x 32 mm, and fit most brands of autosamplers. Made of high-quality 33-level expanded borosilicate transparent material (Type 1, Type A).
Snap caps used with the Aijiren snap Vial system are a convenient alternative to aluminum seals,Snap caps or aluminum seals ensure a secure seal for sample.
1.5ml Snap vial easy to use, ideal for storing powder samples. Because it is a push-type cap, it is not suitable for transporting liquid, an audible click ensures a secure seal has been formed and that the cap is correctly aligned. The temperature range of the snap top sample vials is 0-125 ¡ã C, and the temperature range of the cap is -40-70 ¡ã C.
The Closures for the 11mm Snap Vial produced by Aijiren use high-quality materials, especially Septa. Aijiren uses a composite process, using silicone rubber and polytetrafluoroethylene to make septa.
The wide opening of the 2ml crimp vial is easier to fill, and is suitable for most autosamplers that can accommodate 12x32mm sample vials. It is made of high-quality No. 33 expanded borosilicate transparent glass type 1, grade A or 51A amber glass.
2ml snap vial is made of transparent or amber type 1 borosilicate glass (type A, 33 expanded borosilicate glass) or polypropylene. The snap-on vial can accept either aluminum snap-on seals or polyethylene snap-on caps. Very suitable for short-term storage. You can also deactivate MS authentication.
2ml crimp vial is a standard sample vial for GC and HPLC. The sample port 40% larger than the standard narrow-mouth vial makes filling easier, improves the accuracy of the autosampler needle, and provides the tightest seal. The precision-shaped neck can improve the processing capacity of the autosampler.
The neck finish of the 2ml crimp vial allows the use of standard aluminum seals. Surface treatment eliminates the need for crimping or capping off. Designed for use in Agilent and other autosamplers. Choose from clear or amber Type I borosilicate glass.
Aijiren’s septa has a thinner thickness, uses high-quality raw materials and a non-sticky bonding process with good elasticity and sealing performance, making puncture easier and safer. It is especially suitable for automatic SPME applications.
Snap Cap vials Wide-mouth vials are easy to fill and provide a larger target area for the autosampler needle. Suitable for most autosamplers, it can hold 12x32mm sample vial format, high-quality 33 expanded borosilicate transparent glass type 1 (type A) or 51A amber glass uniform, flat bottom ensures that Vial can stand stably on the desktop.
2ml snap vial is widely used in HPLC applications and can be used almost as universal sample vials for autosamplers, including sample vials with automatic operation. The bayonet cap or crimp cap can be used to close the bayonet vial. The snap cover can be easily pushed in or pulled out by hand.
The Aijiren headspace sample vial has a slanted neck to ensure a safe seal; the glass thickness is uniform for uniform heat distribution and stability; the sturdy design is easy to use. Supplied with transparent amber USP1 borosilicate glass with screws and crimp top. The round-bottom vial can disperse the internal pressure generated by the high temperature of the glass surface, and it is easier to handle the vials lifted from the tray by the robot. The screw-head empty vial has an 18 mm Aluminum Cap, which is suitable for autosamplers that use magnetic transmission.
The bayonet sample vial can be sealed with a snap-fit cap, and the cap of the bayonet cap does not need to be capped or removed. Tools can be installed and removed. Polyethylene vial caps are chemically inert and suitable for most chromatographic applications.
18mm magnetic thread cap. It is easy to use and does not require any other tools, such as capping machine and cap opener. The precise thread ensures the air tightness between the vial and the cap. Magnetic nut can be widely used in various SPME and headspace analysis.
The Aijiren Crimp vials are the standard vials for GC and HPLC. The crimp caps provide the tightest seal, reducing the chance of sample evaporation. The 12X32 mm crimp vials and 11mm Aluminium crimp caps are economical, save your cost and easy to use with crimping tools.
The threaded headspace vial is especially suitable for CTC Combi PAL, TriPlus and Shimadzu AOC5000 or other similar instruments. The design of the central opening can be used for SPME and also for headspace analysis, and still provides enough magnetic area to transfer the vial with the sample.
2ml crimp sample vial squeeze the septum between the edge of the glass vial and the crimped aluminum cap. This forms an excellent seal against evaporation. During the autosampler needle piercing process, the septum remains in place. Crimping cap vials requires crimping tools to perform the sealing process.
Headspace Vial is usually made of colorless glass, silver perforated aluminum cover, amber glass, PTFE/silicone gasket, butyl rubber stopper, etc. This series has good sealing performance and is used as a headspace sample vial. It is more convenient, safer, and ensures good repeatability of analysis results.