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392 results for “NH2”

Blossmate Amy-S, 10µm, 30×250mm (1pcs/pk)
P/N: 06683-31108
$19,400.00 USD
$19,400.00 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...
WM-FFAP, 50m×0.32mm×0.25µm, II
P/N: 05911-33001
$820.00 USD
$820.00 USD
WM series capillary columns come with a complete range of stationary phases, including polydimethylsiloxane, cross-linked polyethylene glycol (PEG), and PLOTs, among others. Welch Materials offers ...
Xtimate Sugar-H, 5µm, 7.8×300mm (1pcs/pk)
P/N: 00109-41052
$1,650.00 USD
$1,650.00 USD
Xtimate Sugar-H column is a strong cation exchange column packed with sulfonated polystyrene/divinylbenzene (PS/DVB) hydrogen-form resin. It offers excellent acid resistance and high-temperature st...
Xtimate Sugar-H, 8µm, 7.8×300mm (1pcs/pk)
P/N: 00109-43052
$1,630.00 USD
$1,630.00 USD
Xtimate Sugar-H column is a strong cation exchange column packed with sulfonated polystyrene/divinylbenzene (PS/DVB) hydrogen-form resin. It offers excellent acid resistance and high-temperature st...
Welchrom SAX/PSA, 1g/500mg, 12mL, 20pcs/pk Welchrom SAX/PSA, 1g/500mg, 12mL, 20pcs/pk
P/N: 00569-11158
$110.00 USD
$110.00 USD
Welchrom SAX/PSA is composed of two layers: the upper layer contains an equal amount of SAX (Strong Anion Exchange) material, and the lower layer contains an equal amount of PSA (Primary and Second...
Ultisil HILIC Amphion II, 3.5µm, 2.1×150mm (1pcs/pk)
P/N: H00274-20014
$820.00 USD
$820.00 USD
Ultisil HILIC Amphion II is a zwitterionic HILIC column that employs covalent bonding technology to attach zwitterionic functional groups (containing both cations and anions). This eliminates the n...
Welchrom Alumina-N, 20g/60mL, 10pcs/pk Welchrom Alumina-N, 20g/60mL, 10pcs/pk
P/N: 00518-20137
$110.00 USD
$110.00 USD
Welchrom non-silica-based inorganic SPE sorbents are commonly used as normal-phase polar sorbents. While they vary in polarity and surface pH, and thus have different applications, they are general...
Welchrom Alumina-N, 100mg/1mL, 100pcs/pk Welchrom Alumina-N, 100mg/1mL, 100pcs/pk
P/N: 00518-20001
$90.00 USD
$90.00 USD
Welchrom non-silica-based inorganic SPE sorbents are commonly used as normal-phase polar sorbents. While they vary in polarity and surface pH, and thus have different applications, they are general...
Welchrom SAX/PSA, 250mg/250mg, 6mL, 30pcs/pk Welchrom SAX/PSA, 250mg/250mg, 6mL, 30pcs/pk
P/N: 00569-11010
$80.00 USD
$80.00 USD
Welchrom SAX/PSA is composed of two layers: the upper layer contains an equal amount of SAX (Strong Anion Exchange) material, and the lower layer contains an equal amount of PSA (Primary and Second...
Welchrom SAX, 2g/12mL, 20pcs/pk Welchrom SAX, 2g/12mL, 20pcs/pk
P/N: 00513-11008
$240.00 USD
$240.00 USD
Welchrom SAX (Strong Anion Exchange) is a strong anion exchange extraction column with quaternary ammonium functional groups bonded to the silica surface. It is primarily used for the adsorption an...