Holiday notice: We will be off for the Chinese Lunar New Year Holiday between Jan 25 and Feb 4. Responses may be delayed. Welch US and India operate normally.

  • Welch Materials

  • Leading Manufacturer of Chromatography Columns, Packing Materials, and Consumables
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $640.00 USD
Sale price $640.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $690.00 USD
Sale price $690.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $690.00 USD
Sale price $690.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $550.00 USD
Sale price $550.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $550.00 USD
Sale price $550.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $480.00 USD
Sale price $480.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $930.00 USD
Sale price $930.00 USD
Regular price
Unit price
per 
During HPLC analysis, especially when employing gradient elution, some unexpected peaks (usually called “Ghost Peaks”) may appear in the chromatogram. These unwanted peaks often coelute with analyt...
Regular price $680.00 USD
Sale price $680.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $1,500.00 USD
Sale price $1,500.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $730.00 USD
Sale price $730.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $820.00 USD
Sale price $820.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $780.00 USD
Sale price $780.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $2,040.00 USD
Sale price $2,040.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $1,970.00 USD
Sale price $1,970.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $1,010.00 USD
Sale price $1,010.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $600.00 USD
Sale price $600.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $720.00 USD
Sale price $720.00 USD
Regular price
Unit price
per 
The diamond coating technology enhanced the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Regular price $140.00 USD
Sale price $140.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $113.00 USD
Sale price $113.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $70.00 USD
Sale price $70.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $62.50 USD
Sale price $62.50 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $137.50 USD
Sale price $137.50 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $90.00 USD
Sale price $90.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $87.50 USD
Sale price $87.50 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $120.00 USD
Sale price $120.00 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...
Regular price $112.50 USD
Sale price $112.50 USD
Regular price
Unit price
per 
QuEChERS (pronounced “catchers”) stands for Quick, Easy, Cheap, Effective, Rugged and Safe - the qualities that describe this sample preparation method for food substances. The technique is quite s...

Inquiries outside the United States

If you live outside the U.S, you may make an inquiry by contacting our sales team through online chat located at the bottom right of this page or email at info@welchmat.com, or look up to our global distributors page to see if there is an available distributor near your location.

For laboratory consumables (e.g hplc vials, syringe filters, etc.), welchlab.com is available for our global customers.

Events Calendar

PharmaLabChem Expo 2025
PharmaLabChem Expo 2025

Jan 3 – 5, 2025
Brilliant Convention Centre, Indore, India

Booth No.: D-1

Pittcon 2025
Pittcon 2025

March 1 – 5, 2025
Boston Convention & Exhibition Center, U.S.

Booth No.: 752

Korea Lab 2025
Korea Lab 2025

April 22 – 25, 2025
KINTEX 2, Seoul, Korea

Booth No.: 7K406

HPLC 2025
HPLC 2025

June 15 – 19, 2025
Concertgebouw, Bruge, Belgium

Booth No.: 26

Analytica Africa 2025
Analytica Africa 2025

July 8 – 10, 2025
Gallagher Convention Centre, Johannesburg, South Africa

Booth No.: I053

Lab Asia 2025
Lab Asia 2025

July 14 – 16, 2025
Kuala Lumpur Convention Centre, Malaysia

Booth No.: D47

JASIS 2025
JASIS 2025

Sept 3 - 5, 2025
Makuhari Messe International Exhibition Hall, Chiba, Japan

Booth No.: TBA

Analitica Latin America 2025
Analitica Latin America 2025

Sept 23 - 25, 2025
Sao Paulo Expo, Brazil

Booth No.: TBA

ArabLab Live 2025
ArabLab Live 2025

Sept 24 – 26, 2025
World Trade Centre, Dubai, UAE

Booth No.: TBA

Lab Innovations 2025
Lab Innovations 2025

Oct 29 - 30, 2025
National Exhibition Center, Birmingham, UK

Booth No.: D46

Subscribe to our newsletter

Company Philosophy

INNOVATIVE
INNOVATIVE

We thrive on creative thinking, pushing boundaries with fresh ideas and embracing cutting-edge technologies.

REPRODUCIBLE
REPRODUCIBLE

Reliability is key. Our processes and products are designed for consistency, ensuring quality that stands the test of time.

RUGGED
RUGGED

We build robust solutions—durable and resilient, capable of withstanding challenges and adverse conditions.