| Country | China(P.R.C) |
| Tel | +86 - 57989138282 |
| URL | www.welch-us.com |
.Welch Materials is a multinational company that develops and manufactures laboratory products including HPLC columns, SPE cartridge, GC columns, Flash Cartridge, bulk packing materials, protein purification products, sample vials, syringe filters, filter pipette tips, PCR tube, cryovial tube and other biological consumables. Established in 2003 in Shanghai, China, Welch Materials has also established subsidiaries in the USA, India, and in 2020, established Welch (Jinhua) Import & Export Co., Ltd. only for overseas business. Welch strength lies in our deep experience in modifying particle surfaces, with expertise in bonding chemistry and innovative packing materials for chromatography applications.
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Sample Vials
Welch's Sample Vials are available in various materials, including borosilicate glass and plastic, to suit different sample types and analysis requirements. Welch offers a range of sizes and capacities to accommodate different sample volumes. The vials feature screw cap or crimp top closures for secure sealing and sample protection. Welch Sample Vials are compatible with common sample preparation and analysis techniques, such as autosamplers and liquid handling systems.
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Syringe Filter
Welch's Syringe Filters are essential tools for sample filtration and preparation in laboratory analysis. Welch offers a variety of membrane materials and pore sizes to accommodate different sample types and applications. The syringe filters ensure high filtration efficiency, providing researchers with reliable and reproducible results. Welch's Syringe Filters are compatible with standard syringes and are available in sterile and non-sterile options to meet diverse laboratory needs.
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DAC Column
DAC Column is a self-packed column designed for high-pressure chromatography. It combines the functions of both a column packing machine and a LC column. The column bed experiences consistent external mechanical forces, ensuring uniform and stable bed layers. Equipped with a high-pressure pump, the system's performance is stable and reliable, enabling uninterrupted operation for extended periods. Pump systems with different flow rates ranging from 100mL/min to 3000mL/min are available.
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SPE Cartridge
Welch offers a wide range of SPE cartridges with different sorbent materials and bed sizes to accommodate diverse sample types and volumes. The cartridges are compatible with automated systems and are commonly used in chromatographic techniques such as HPLC and GC for the analysis of environmental, food, pharmaceutical, and biological samples. Welch's SPE Cartridges are known for their reliability, efficiency, and consistent performance in sample preparation workflows.
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HPLC Column
Welch's HPLC columns are designed to deliver high-quality chromatography results for various analytical and preparative applications. With a wide range of stationary phases and particle sizes available, we offer solutions for a variety of separation challenges. Our HPLC columns are made of high-purity silica, which provides excellent chemical and mechanical stability, as well as high loading capacity for improved sample throughput.
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COMPANY INTRODUCTION
.Welch Materials is a multinational company that develops and manufactures laboratory products including HPLC columns, SPE cartridge, GC columns, Flash Cartridge, bulk packing materials, protein purification products, sample vials, syringe filters, filter pipette tips, PCR tube, cryovial tube and other biological consumables. Established in 2003 in Shanghai, China, Welch Materials has also established subsidiaries in the USA, India, and in 2020, established Welch (Jinhua) Import & Export Co., Ltd. only for overseas business. Welch strength lies in our deep experience in modifying particle surfaces, with expertise in bonding chemistry and innovative packing materials for chromatography applications.
