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100x N 24 screw neck vials 702021 pre-sealed with 702059
Hydrophilic Interaction Chromatography (HILIC)
Peracetic acid - 500–2000 mg/L Peracetic acid
Iridium (Ir) Standards In Our Store
EC HPLC guard column (analytical), NUCLEODUR 300-5 C18 ec, 5 µm, 4x3 mm Other - Instrument Check Standard 100x N 24 screw neckFor protection of your main HPLC column from contamination, it is recommended to use guard columns. These short columns are placed into a guard column holder. The guard column holder in combination with a guard column inside is installed between the injector and the HPLC column. This installation prevents chemical impurities to reach the main column. Because a contamination could form an irreversible bond with the column packing material (stationary
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