13mm Screw Thread Closures

Septa-silica gel has strong repetitive sealability, and it can maintain good close performance after multiple injections; PTFE is a material with better chemical conditions at present, and it can withstand strong acids and alkalis. The two materials After compounding, the bottle can be used for various laboratory purposes such as sealed sampling, chemical storage and so on.

The PTFE layer of Aijiren’s 20mm PTFE Septa composite diaphragm is in contact with the reagent. It is chemically inert, resistant to acids, alkalis, temperature and adhesion. Even at high temperatures, it cannot work with concentrated acids, alkalis or strong oxidants. At the same time, the elasticity of the silicone rubber or silicone layer can ensure the sealing performance; Aijiren abides by strict production management to ensure the quality of the product. The product is clean and can be used directly without washing.

Aijiren’s septa can choose whether to have pre-slit or not. The pre-slit pattern is divided into one-shaped and cross-shaped. The septa with pre-slit is better to be pierced, especially for blunt automatic injection needles. , The cross star pre-slit septa can guide the automatic injection needle to accurately enter the vial to suck liquid, and will not deviate from the direction and cause the automatic injection needle to poke on the vial and cause the via to rupture.

Aijiren has its own production factory. There are many production machinery and tools in the factory. Aijiren’s assembly line machine production needs to rely on molds with consistent specifications. The screw cap is shaped by pressing high-quality polypropylene into the mold. Aijiren needs to be polished. Molds, customized high-quality molds can guarantee the high standards of product production.

Aijiren uses PP Boxes for packaging. Generally, Aijiren uses 100pcs/pack, and the box has strong anti-impact ability. It is not easy to cause the vial to break during transportation. Aijiren’s 2ml hplc Vial has three different calibers to choose from. Screw, crimp and snap, the openings are divided into 8mm-11mm, many types are convenient for customers to choose.

Aijiren’s 9mm Screw Cap with Septa is automatically produced by machines. The same batch specifications meet the needs of customers for experiments. And mass production can also meet the orders of customers around the world, and mass orders can also be satisfied. Because of this, Aijiren’s fast shipping speed and good product quality have enabled Aijiren to become a world-renowned supplier of chromatography consumables.

Aijiren uses a dust-free workshop to produce 9mm closures. The 9mm closures produced in a dust-free workshop have strict quality standards and uniform threads, which guarantee the quality of Aijiren’s products. Aijiren is planning to use product quality to build brand awareness and become a world-renowned supplier of chromatography consumables.

The special packaging used in the 2ml vial in the picture, 100pcs in a box with a partition to separate the vial. This kind of packaging is not only more compact and beautiful, but also can better alleviate the vibrations that occur during transportation and protect the vial. At the same time, it can also bring the brand logo printed on the box, Aijiren can meet the customer’s packaging customization plan, only need to communicate the details in place and pay the corresponding packaging costs.

Aijiren’s 2ml hplc vial adopts a fully automated production method, mass production guarantees a large amount of daily production, Aijiren has 6 vial production lines, and can also be customized for logo or label, scale printing, and closures. Aijiren Provide the option of purchasing vial/cap separately or purchasing vial and cap together.

Aijiren not only produces autosampler vial, but also accessories for autosampler vial. Cap with Septa, especially the production of Cap, needs to be exactly the same as Autosampler Vial. It must also produce different types of Cap with different necks. Aijiren is a high-quality company. Chromatography consumable manufacturers, there is no error between the PP Cap produced, and it can perfectly match Autosampler Vials

Aijiren’s I type transparent EPA storage glass vial is used for various analysis, sample, extraction and standard storage. , Bottle with PP fixed or open top cap. The fixed top cap is lined with fluoropolymer resin. The open top cap has an ultrasonically bonded 3.1mm fluoropolymer resin/silicone diaphragm for volatile organic compounds analysis.

Aijiren is a manufacturing enterprise with its own production machines and production lines. Customers can customize Vial and Closures according to their own needs, such as logo customization, capacity selection, solid or center hole Cap, septa selection, etc. And so on, because of these exclusive customized services, Aijiren can become a professional and satisfied customer supplier of chromatography consumables.

20mm PTFE Septa can overcome the degradation that occurs due to long-term high temperature, because it is very common in silicone rubber septa. Degradation causes baseline drift and extra peaks. Therefore, the 20mm PTFE Septa produced by Aijiren is usually fixed with the PTFE side facing the column packing. For most GC/MS and other high-sensitivity detectors, Aijiren recommends septa materials with the PTFE logo; these are the cleanest and highest performing products. The PTFE septum contains very low levels of contaminants, which minimizes interference with the analysis and guarantees excellent results on all major LC/MS and GC/MS instruments.

The Headspace Vials produced by Aijiren have two different calibers, one is Crimp Neck and the other is Screw Neck. Aijiren uses borosilicate hydrochloric acid glass to make Headspace Vials, because the borosilicate hydrochloric acid glass can ensure the stability of the reagent when it is inside the Vias. And it can also ensure the safety of Vials itself. The borosilicate glass used by Aijiren is resistant to high temperature, not easy to break, not easy to burst, and easy to use.

Aijiren is a professional manufacturer of products such as Headspace Vials, which are large-capacity laboratory Vials. The capacity of such Vials ranges from 6ml-20ml. Generally, they are more commonly used for gas chromatography. This type of experiment requires heating the Headsapce Vials and the liquid held in it, and detecting the evaporated gas above the Vials, so the sealing performance of Headsapce Vials is required to be high.

Aijiren offers a variety of sizes and styles of containers, including the popular 40mL autosampler vials. Sample Storage Vial can be used as: Sampling and storage containers, sample vial compatible with autosampler, culture tube, TOC test, USP Method 643 test, Capture high-purity water offline, Store verification standards.

The 9mm Screw Closures provided by Aijiren are made of high-quality PP Cap, and the exclusive special composite process is used to make Silicone and PTFE composite Septa, and the process of combining Cap and Septa is completed by the machine. The 9mm Screw Closures produced by Aijiren are sufficient. Able to complete chromatographic analysis experiments.

The staff in the picture is disassembling the assembled 9mm Screw Neck Cap with Septa. These are 9mm Screw Neck Closures randomly selected from different machines. Since Aijiren produces more machines, many samples need to be checked. Solution to check whether Septa and Cap are damaged, if they are not sturdy, Septa may fall off or fall off easily. Aijiren’s strict quality inspection guarantees the quality of the product.

The picture is one of Aijiren’s production plants. It can be seen that each of Aijiren’s workshops has a large space, which can accommodate a large number of production machines and the storage of raw materials and finished products. The right side of the picture is the adhesive-free composite of Silicone and PTFE. The Septa raw materials are placed on the shelves.

Aijiren produces headspace vials for the convenience of gas chromatographic analysis. Gas chromatographic analysis requires heating and other methods to vaporize the liquid in the vial and extract gas for detection and analysis through an automatic injection needle. Gas chromatograph requires the vial to have good airtightness and heat resistance. With strong stability and large capacity, the crimp top headspace vials produced by Aijiren perfectly meet these conditions.

The Silicone/PTFE Septa produced by Aijiren uses high-quality raw materials and an exclusive compounding process. This process does not require any adhesives to compound Septa and Silicone to achieve no cracking, no falling off, and a perfect fit for autosampler vial and antosampler.

13mm Screw Neck Closures are made of high-quality polypropylene. The thread shape inside the Cap can fit the automatic sample injection via very well, and it is also compatible with the automatic sampler. The 13mm Screw Neck Closures pre-assembled septum can reduce the chance of contamination during sample preparation and save time in laboratory sample preparation. Aijiren provides septa and slit septa. The normal available cap color is black, but other special colors can also be produced.

Aijiren’s 4ml threaded sample bottle (13-425) should be matched with 13mm Screw Closures, suitable for Aijiren, Waters, Varian, Shimadzu, PE, Diane and other types of chromatographic autosamplers. The 13mm Screw Closures produced by Aijiren have accurate thread sizes, and the width of the center hole ensures accurate collection by the autosampler. The 4ml transparent screw cap sample bottle (13-425) equipped with 13mm Screw Closures can also be used as a sample bottle and storage bottle.

Aijiren’s 9mm Amber Vial has a huge production workshop and many production lines. The 9mm Amber Vial provided by Aijiren is 100 pcs/pack. Generally speaking, it is packaged in PP Box. The minimum order quantity is 10 boxes. It supports two-in-one packaging with PP Closures or Individually packaged.

Aijiren has always insisted on using high-quality glass, because only the quality of the glass is high enough to be compatible with more samples and more convenient for customers to experiment. Therefore, Aijiren decided on borosilicate glass after various comparisons. This glass is not only resistant to high temperature and corrosion It is also inert and not easily broken, which is very suitable for large-capacity 60ml sample storage vial.

The 9mm amber vial produced by Aijiren has high quality and favorable price. Aijiren has its own factory, which can meet the customized needs of customers. Aijiren’s 9mm amber vial is often used in autosamplers and can be adapted to most brands on the market. Autosampler. 9mm amber vial is a popular product of Aijiren.

Aijiren currently cooperates with Turkey, Bangladesh, India, the United States, the United Kingdom, Italy, France, etc. 2ml HPLC Vial is often used in chromatographic analysis experiments. The 2ml hplc vial produced by Aijiren can match most chromatographic analysis instruments, including gas chromatography. You can also use 2ml hplc vial.

It is worth noting that Aijiren’s production workshop is a dust-free workshop, but after packaging and transportation, Aijiren recommends that customers perform pre-cleaning treatment before using it. If customers need sterile Vial, they need to perform sterile treatment by themselves before using it.

PTFE/silicone septa are most commonly used in HPLC applications, and pre-cut septa are easier to pierce with a needle. The cap color is generally black, but other special colors can also be produced accordingly. Easy to apply and easy to remove. Pre-installed caps and septa are very convenient. Aijiren 13mm Screw Closures are commonly used in 4ml Screw Top HPLC Vial. Aijiren can recommend the most suitable Closures for your HPLC Vial.

Aijiren is a manufacturer of chromatography consumables specializing in the production of glass products. Its products include Autosampler Vials, Headspace Vials, Sample Storage Vials, EPA Vials, COD Test Tubes, etc. High-quality glass products ensure that customers can analyze more conveniently Experiment.