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NA/205529-81-3
Purity Non-sterile & free of DNase
5-Dimethylthiophene
Stable in dilute HNO3 as the fluoride or tartrate complex
EC HPLC guard column (analytical), NUCLEODUR C18 Gravity-SB, 5 µm, 4x3 mm 10M54-5-500 NA/205529-81-3For 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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