# Characterization of nitrogen-containing compounds in petroleum fractions by online reversed-phase liquid chromatography-electrospray ionization Orbitrap mass spectrometry

> Research article (Fuel, 2020) · cited 28× · AI/ML

**Wikidata**: [openalex:W3081740501](https://www.wikidata.org/wiki/openalex:W3081740501)  
**Source**: https://4ort.xyz/entity/characterization-of-nitrogen-containing-compounds-in-petroleum-fractions-by-online-reversed-phase-liquid-chromatography-