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1002 results for “amino acid”

Ultisil Amino Acid, 5µm, 4.6×250mm (1pcs/pk)
P/N: H00211-31043
$610.00 USD
$610.00 USD
Since most amino acids have no absorption or only weak absorption in the ultraviolet region, in order to improve the sensitivity and separation selectivity, amino acids need to be derivatized so th...
Ultisil Amino Acid, 5µm, 4.6×300mm (1pcs/pk)
P/N: H00211-31044
$650.00 USD
$650.00 USD
Since most amino acids have no absorption or only weak absorption in the ultraviolet region, in order to improve the sensitivity and separation selectivity, amino acids need to be derivatized so th...
Ultisil Amino Acid Plus, 4.6×300mm (1pcs/pk)
P/N: H00279-31044
$955.00 USD
$955.00 USD
Ultisil Amino Acid Plus column is a dedicated column which through further optimizing the analysis method on the basis of the original column for amino acid analysis. It uses an evaporative light s...
Ultisil Amino Acid, Cartridge: 5µm, 120Å, 2.1×10mm, 2pcs
P/N: H00808-24040
$66.00 USD
$66.00 USD
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
WA-Lysine 4FF , 10L
P/N: W5146
$51,786.00 USD
$51,786.00 USD
Ultisil Amino Acid, Cartridge: 5µm, 120Å, 4.6×10mm, 2pcs
P/N: H00808-04023
$68.00 USD
$68.00 USD
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
Blossmate IMMA, 5µm, 30×250mm (1pcs/pk)
P/N: 06693-21108
$32,800.00 USD
$32,800.00 USD
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
WH-Protein A, 25mL
P/N: W5001
$554.00 USD
$554.00 USD
WH-Protein A is an advanced affinity resin comprising alkali-resistant Protein A covalently bound to a rigid agarose matrix via epoxy activation. Compared to traditional Protein A resins, it offers...
Analytical Method for 18 Amino Acids
January 21, 2025 —
Table of contents I. Instruments and Reagents Instruments: Reagents: I...
Welch Amino Acid Method Kit Featured in Semaglutide Research
June 16, 2025 —
At Welch Materials, we take pride in providing chromatographic solutions that enable innovation in the life sciences. We are pleased to share that our amino a...