![EC HPLC guard column (analytical), NUCLEODUR Phenyl-Hexyl, 3 µm, 4x3 mm [203349][MICROLAB] This non-slit closure type is](https://cdn.shopify.com/s/files/1/0296/2155/1241/products/HPLC_guard_column_EC_4-3_NUCLEOSIL_NUCLEODUR_NUCLEOSHELL_chromatography_3350e3f2-0dd2-4f71-9d71-564fe5c4eb90.jpg?v=1740396480)
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This non-slit closure type is quite popular for HPLC analysis
(+/-)-Quizalofop-ethyl-d3 (propionate-3
Hexachlorobenzene
Organic Matrix (all modes of acid attack invite the danger of loss of some volatile perrhenic acid
127I16O2 *ICP-OES D
EC HPLC guard column (analytical), NUCLEODUR Phenyl-Hexyl, 3 µm, 4x3 mm [203349][MICROLAB] This non-slit closure type isFor 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