Butyl Septa for Crimp Cap

There are two types of packaging for 20mm Crimp Top Closures produced by Aijiren, one is packaged in plastic bags, the other is packaged in threaded plastic cans, and the quantity is 100 per bag/can. Aijiren is packaged in cans. Because 20mm Crimp Top Closures are easily squeezed and deformed during transportation, which affects the sealing effect in the experiment, they are packed in cans.

Aijiren’s butyl and PTFE composite Septa is often used in 20mm Aluminum Crimp Cap. This combination of Closures is suitable for 20mm crimp headspace vials. The 3mm thickness of Septa is convenient for sealing and will not be damaged by puncture. The sampling head. As a factory direct sale, Aijiren saves you the accumulated sales cost of middle-level distributors. The price is more competitive and its own technical advantages provide reliable quality assurance for each batch of products shipped out of the factory, so that customers can use it more assured.

Aijiren¡¯s syringe filter has many different types of membranes. Aijiren can also sell membranes separately. Different reagents need to choose membranes of different materials to avoid the reaction between the membrane and the reagents and affect the experimental results. Aijiren usually recommends customers to choose PTFE, because PTFE is extremely inert and suitable for most reagents.

The 18mm magnetic screw cap is easy to use and does not require any additional tools, such as a capper and an opener. Samples can be transferred on site, no need to transfer samples in the laboratory. The precision thread ensures the air tightness between the Headspace Vial and the 18mm magnetic screw cap. Magnetic nut can be widely used in various SPME and headspace analysis.

Aijiren’s 9mm Screw Neck Autosampler Vial is one of Aijiren’s most popular products. The screw neck and 2ml capacity are very compatible with the specifications of the autosampler, especially Aijiren’s 100pcs/pack, which is very convenient for customers to use. It is well received, has strong stability and is not easily affected by other reagents.

The thread of the magnetic metal cap fits closely with the Headspace Vial, and the thickness of Septa can also ensure that it is slightly squeezed to achieve a sealing effect when the cap is closed by Vial. The Cap with a center hole can facilitate sample injection without leaking reagents. The function of magnetism is to better fit the autosampler.

Aijiren’s septa for 24mm screw closures uses natural-color Silicone and PTFE. These Septas have a diameter of 22mm and a thickness of 3mm, which are consistent with the size of the Cap and can be placed between the Vial and the Cap to isolate the air and the sample. The size is 3mm. The thickness is also very suitable for needle piercing. The material of Septa is soft and tough, not easily deformed and will not break.

Crimp Neck Closures produced by Aijiren are often used in Crimp top Headspace Vial. The production of Crimp Neck Closures is fully automated. As a factory with 20 years of production experience, Aijiren can meet the quality of Crimp Neck Closures and become a well-known manufacturer of chromatographic consumables in China.

The screw closures produced by Aijiren are used for 9mm screw vial. 9mm screw vial is the most commonly used autosampler vial. Because of the 9mm opening and 12*36mm bottle body, it is compatible with most types of autosamplers and the convenience of screw closures It has also become the reason why screw vial sells well.

Aijiren’s popular product, Headspace Vial, has two types: Screw Neck and Crimp Neck. The worker in the picture is packing the headspace Vial after it has been produced. After labeling the product, an outer packaging is required. This is multi-layered packaging. It can absorb shock to prevent Headspace Vial from being damaged due to bumps during transportation.

Aijiren has produced 24mm Screw Neck Closures for more than 20 years. From Cap processing to Septa production, all are produced by fully automated machinery. Aijiren promises to use dust-free workshops to produce Screw Closures to ensure the cleanliness and high quality of the products.

How to choose a precise syringe filter: Aijiren disposable syringe filters come in many types. There are mainly two series, one is hydrophilic and the other is hydrophobic series. The syringe filter has two diameters: 13mm and 25mm. The pore size of the filter membrane is 0.22, 0.45um. Membrane materials include: RC, nylon, PVDF, PTFE, etc. It is important for customers to choose the right membrane.

Aijiren 18mm magnetic screw cap (silver) and silicone/PTFE septa. Cap: The magnetic 18 mm screw cap can be effectively tested on the gas chromatograph autosampler, and the standard aperture of the center hole ensures the effective injection of the autosampler. Septa uses inert PTFE and Silicone bonding, or PTFE and Butyl bonding, these can be provided to customers to choose.

Aijiren’s 20mm headspace vial is a popular product of Aijiren, and its corresponding Aluminum Cap with PTFE/Silicone Septa is also a popular product of Aijiren. It is precisely because of Aijiren’s excellent quality and favorable price that Aijiren has become the most well-known chromatography in China. One of the manufacturers of consumables.

The workers of Aijiren in the picture are packaging the Micro-Insert. This kind of Micro-Insert is usually suitable for Autosampler Vial. For the Autosampler Vial of 9mm, 10mm, 11mm caliber, the capacity is 300ul, and the outer diameter is 5 or 6mm micro-insert. Both can be adapted, but for Autosampler vials with a diameter of 8mm, only micro-inserts with an outer diameter of 5mm can be used.

The blue high-quality PP bottle cap of 9mm Screw Neck Closures will be combined with Septa. Aijiren has a unique patented method to combine Silicone and PTFE. Septa produced by this patented method is combined with a chemically inert Cap to avoid excessive evaporation and keep the sample bottle well sealed. It is recommended for short-term storage or liquid chromatography. Aijiren produces a variety of colors of 9mm Screw Neck Closures to choose from to meet different needs.

Aijiren is a professional supplier of chromatography consumables. Aijiren not only provides 20mm Crimp Top Closures, but also provides matching Headspace Vial, Hand Crimper and Decrimper. The 20mm Crimp Top Closures has a strong sealing performance, and the combination of rubber and PTFE makes Closures have better sealing performance and is very convenient for automatic injection needle puncture. Aijiren has 20 years of experience in producing gas chromatography consumables. The high-quality products and strict review system have made Aijiren successful until now.

And the nylon membrane syringe filter produced by Aijiren can be used for alkaline blotting and fixation. If fixing methods such as baking and ultraviolet light are used, higher nucleic acid detection sensitivity can be obtained. 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. The nylon syringe filter produced by Aijiren is only for professionals to use for scientific research, not for food.

11mm Snap Closures are an extension of the crimp cap sealing system. Stretch the plastic cover on the edge of the 11mm Snap Vial, and form a seal by squeezing the Septa between the glass and the PP Cap. The advantage of the plastic snap cap is that it can be assembled without tools. 11mm Snap Closures is a simple sealing system. If 11mm Snap Closures have a very tight fit, they are difficult to apply and may crack. If the fit is too loose and the seal is not good, Septa may fall off.

Autosampler vial kit package
100pcs autosampler vials
+ 100pcs caps (screw caps / crimp caps / snap caps)
+ 100pcs septa ( ptfe/silicone / ptfe/silicone/ptfe or preslit septa)
New Package for safer shippment, lower damage rate

Aijiren’s Closures are usually 100pcs as a pack, and the matching Headspace Vial is also 100pcs as a box. This kind of packaging is convenient for customers to use. Aijiren can provide a set of Via and Closures purchased together, and it also supports the purchase of Closures separately.

The septa produced by Aijiren uses high-quality raw materials. The raw materials are softened and heated into a mold into a shape with the same size and size. Then, a unique process is used to combine Silicone and PTFE, and finally cut and cut into a size suitable for Vial. . Aijiren, as a rubber factory, has enough experience and strength for Septa’s quality assurance.

In order to produce 9mm closures, Aijiren purchased brand new automatic production equipment, such as septa production machines and Cap production machines, and Aijiren can also automate the assembly of Cap and Septa, and realize the pre-cutting machines for Septa, all of which are available in the Aijiren factory of.

During Aijiren’s production process, more production is used as a backup. Autosampler Vial with part of the margin is packaged in a carton for packaging. Aijiren’s factory can provide Autosampler Vial, Headspace Vial, COD Test Tube, Syirnge Filter and other different products. Production, so Aijiren has great advantages in exporting products. These advantages have created Aijiren and made Aijiren a well-known supplier of chromatography consumables in China.

In addition, the material of Butyl determines that Septa is not easy to deform, even if it is used for a long time, it is stretched. Aijiren uses high-quality raw materials, which ensures that Butyl Septa will not break and contaminate the sample when it is penetrated by the automatic injection needle in time.

Aijiren’s syringe filter with nylon membrane is compatible with a variety of solvents and is very suitable for rapid filtration of most aqueous and organic solutions. Therefore, when the mixture of the sample aqueous solution and the organic solvent passes through the membrane, the fine droplets of the extraction solvent gather and separate from the sample aqueous solution. The nilong syringe filter produced by Aijiren is environmentally friendly and has no centrifugal effect. By filtering the receptor phase, it can provide a higher sample purification rate.

The COD Test Tube produced by Aijiren is often used for water quality analysis, environmental monitoring, oxygen demand detection and other chemical experiments. This requires high raw materials for the production of COD Test Tube, and requires stable and inert glass for production. The technical requirements for manufacturers are relatively high. As a factory with decades of production experience, Aijiren can easily handle this task.

PVDF Syringe filter 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. The pore size of PVDF membrane is 0.22¦Ìm and 0.45¦Ìm. 0.22¦Ìm is suitable for proteins with molecular weight less than 20kDa, which can effectively reduce the leakage of small molecular weight proteins. Compared with 0.45¦Ìm PVDF membrane, it has higher protein adsorption rate and protein sequencing yield. For example, the adsorption capacity of insulin and BSA are 1.64 times and 1.58 times that of the commonly used 0.45¦Ìm PVDF membrane, respectively.

Aijiren finds the right size filter in order to ensure that customers can filter the particles correctly. It is recommended that you choose the diameter of the filter carefully. Aijiren produces usually sizes of 13 mm and 25 mm. Each of them has a different ability to hold particles. According to the sample size, the appropriate filter diameter can be selected. For example, a diameter of 13 mm can be used for samples of 1-10 ml. Similarly, 25 mm PVDF syringe filters can be used for sample volumes of 10-100 ml. Their retention is less than 100 ml.