1. past tense and past participle of chromatograph; subjected to chromatography, a laboratory technique for separating and analyzing the components of a mixture
Usage: technical; chemistry

Examples

• The chemist chromatographed the sample to identify its components.
• The mixture was chromatographed using gas chromatography.
• They chromatographed the plant extract to isolate the active compounds.
• The researchers chromatographed several solutions to compare their purity.
• After the reaction, the product was chromatographed and analyzed.