Search results: 1002 results for “nh2”

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P/N: H00808-15807
Regular price $177.00 USD
Sale price $177.00 USD
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Welch preparative guard column cartridges use the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating and...
P/N: 00553-20020
Regular price $101.00 USD
Sale price $101.00 USD
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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...
P/N: 05907-14001
Regular price $1,190.00 USD
Sale price $1,190.00 USD
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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 ...
P/N: 00518-20008
Regular price $50.00 USD
Sale price $50.00 USD
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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...
P/N: 05905-23001
Regular price $880.00 USD
Sale price $880.00 USD
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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 ...
P/N: 05905-24002
Regular price $990.00 USD
Sale price $990.00 USD
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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 ...
P/N: 05907-21002
Regular price $310.00 USD
Sale price $310.00 USD
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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 ...
P/N: 05916-12001
Regular price $540.00 USD
Sale price $540.00 USD
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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 ...
P/N: W5381
Regular price $482.00 USD
Sale price $482.00 USD
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WA-Ni is a metal affinity chromatography resin pre-charged with Ni²⁺ ions on agarose gels functionalized with NTA, IDA, or TED chelators. It features high binding capacity, excellent selectivity, e...
P/N: 05917-31001
Regular price $320.00 USD
Sale price $320.00 USD
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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 ...