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TLC polyester sheets with a mixture of silica and a strongly acidic cation exchanger (SCX)
15-150-CYx5
10ug/mL BORON 125mL
especially suited for mixtures of water and organic solvents
it belongs to the most popular seals for routine analysis
VA HPLC guard column (analytical), NUCLEOGEL Anion I, 10 µm, 21x4 mm HS-5.0235 TLC polyester sheets with aFor 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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