# Optimization of Atmospheric Pressure Photoionization for the Crude Oil Analysis Using Ultra-High Resolution Mass Spectrometry

> Research article (Journal of the Brazilian Chemical Society, 2018) · cited 10× · AI/ML

**Wikidata**: [openalex:W2898618511](https://www.wikidata.org/wiki/openalex:W2898618511)  
**Source**: https://4ort.xyz/entity/optimization-of-atmospheric-pressure-photoionization-for-the-crude-oil-analysis-using-ultra-high-resolution-mass-spectro