Precolumn
adj, noun
adj, noun ·Rare ·Advanced level
Definitions
Noun
- 1 A chromatographic column used as an initial filter
Adjective
- 1 Situated before the column of a chromatograph not-comparable
"The stationary phase included precolumn and column Sherisorb ODS1 5μm (4.6 x 250 mm; Waters Barcelona, Spain), and a mobile phase consisting in 1.5 mmol/L potassium hydrogen phosphate at pH 4.6 with 10% methanol, at a flow rate of 1 mL/min at room temperature."
Example
More examples"The stationary phase included precolumn and column Sherisorb ODS1 5μm (4.6 x 250 mm; Waters Barcelona, Spain), and a mobile phase consisting in 1.5 mmol/L potassium hydrogen phosphate at pH 4.6 with 10% methanol, at a flow rate of 1 mL/min at room temperature."
Etymology
From pre- + column.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.