Automotive fuels - Unleaded petrol - Requirements and test methods

This document outlines the technical requirements and specified testing procedures for unleaded automotive gasoline intended for use in road vehicles. It establishes precise parameters regarding chemical composition, physical properties, and performance characteristics to ensure fuel quality and compatibility with modern engine designs. The standard addresses critical aspects such as octane rating, volatility, oxidation stability, and the presence of various additives. It defines limits for contaminants and specifies methodologies for sampling and analysis to guarantee consistency across the supply chain. By adhering to these technical specifications, manufacturers and suppliers aim to maintain engine efficiency, reduce emissions, and prolong vehicle lifespan. The content focuses exclusively on the measurable criteria and experimental protocols necessary for compliance, providing a framework for quality assurance without addressing the broader regulatory context or the specific authority responsible for its issuance. This specification serves as a reference point for technical evaluation and product verification within the fuel sector.