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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
H00204-21038 Ultisil XB-NH2, 3 μm, 4.6 × 75 mm 408 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 75mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21039 Ultisil XB-NH2, 3 μm, 4.6 × 100 mm 416 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 100mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21040 Ultisil XB-NH2, 3 μm, 4.6 × 125 mm 448 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 125mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21041 Ultisil XB-NH2, 3 μm, 4.6 × 150 mm 448 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21042 Ultisil XB-NH2, 3 μm, 4.6 × 200 mm 464 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 200mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21043 Ultisil XB-NH2, 3 μm, 4.6 × 250 mm 504 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 250mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21044 Ultisil XB-NH2, 3 μm, 4.6 × 300 mm 592 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 4.6mm
  • 300mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21064 Ultisil XB-NH2, 3 μm, 3.9 × 150 mm 544 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 3.9mm
  • 150mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-21066 Ultisil XB-NH2, 3 μm, 3.9 × 250 mm 584 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 3μm
  • 120Å
  • 3.9mm
  • 250mm
  • L8
  • Normal Mode
  • 2.0-8.0
  • 320m2/g
  • 4%
  • 60MPa
  • No
  • 70°C(pH≤6.5), 40°C(pH>6.5)
  • Spherical
H00204-31009 Ultisil XB-NH2, 5 μm, 2.1 × 30 mm 336 
Add to Cart
  • HPLC Column
  • Ultisil
  • XB-NH2
  • 5μm
  • 120Å
  • 2.1mm
  • 30mm
  • 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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