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Welch Materials develops and manufactures Chromatography consumables including HPLC columns, Solid Phase Extraction (SPE) columns, GC columns, sample vials, syringe filters, and chromatographic media.

Welch Materials offers a wide array of column choices, including HPLC, UHPLC, GPC, SEC and Chiral. All columns are under strict quality control to guarantee reproducibility and performance of the columns.

Catalog No. Product Net Price
H00204-31041 Ultisil XB-NH2, 5 μm, 4.6 × 150 mm 440 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 4.6mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31042 Ultisil XB-NH2, 5 μm, 4.6 × 200 mm 440 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 4.6mm
  • 200mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31043 Ultisil XB-NH2, 5 μm, 4.6 × 250 mm 448 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 4.6mm
  • 250mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31044 Ultisil XB-NH2, 5 μm, 4.6 × 300 mm 544 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 4.6mm
  • 300mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31045 Ultisil XB-NH2, 5 μm, 6.5 × 150 mm 616 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 6.5mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31046 Ultisil XB-NH2, 5 μm, 6.5 × 250 mm 648 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 6.5mm
  • 250mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31049 Ultisil XB-NH2, 5 μm, 7.8 × 100 mm 696 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 7.8mm
  • 100mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31050 Ultisil XB-NH2, 5 μm, 7.8 × 150 mm 784 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 7.8mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31051 Ultisil XB-NH2, 5 μm, 7.8 × 250 mm 920 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 7.8mm
  • 250mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31053 Ultisil XB-NH2, 5 μm, 6.0 × 150 mm 616 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 6mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 40MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical

Overview

Welch Materials is a multinational company that develops and manufactures chromatography consumables including analytical and preparative HPLC columns, Solid Phase Extraction (SPE) columns, GC columns, bulk packing materials, and protein purification products. Welch Materials was established in 2003 at Shanghai, China and Welch Materials (Zhejiang) was opened in 2011 at Jinhua, Zhejiang, China. Welch has established operations at Welch Materials, Inc., at West Haven, CT, USA and Welch Materials, India PVT. Ltd., at Gurgaon. Welch strength lies in our deep experience in particle surface modification science. We are experts in bonding chemistry and innovative packing materials for chromatography applications. Utilizing and optimizing our resources, we have developed many innovative products including five series of HPLC columns including Ultisil®, Welchrom®, Xtimate®, Topsil®, and Boltimate® and market and support these products on worldwide basis.


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