![EC UHPLC guard column (analytical), NUCLEODUR C18 Gravity-SB, 1.8 µm, 4x3 mm [PH-7-1L][LANCC001] 1000ug/mL LACTATE 125mL](https://cdn.shopify.com/s/files/1/0296/2155/1241/products/HPLC_guard_column_EC_4-3_NUCLEOSIL_NUCLEODUR_NUCLEOSHELL_chromatography_516c90e6-d9d5-46eb-9be7-740175321a4a.jpg?v=1740396526)
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1000ug/mL LACTATE 125mL
Acids with pKa 2–8
121578-13-0
For aqueous and slightly organic liquids
EC UHPLC guard column (analytical), NUCLEODUR C18 Gravity-SB, 1.8 µm, 4x3 mm [PH-7-1L][LANCC001] 1000ug/mL LACTATE 125mLFor 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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