At normal pressure and direct current, gasoline turns reddish-brown in color
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I would like to ask the experts: what causes the color of gasoline under normal pressure and at direct current conditions to darken, turning reddish-brown?
How does it smell? Test the sulfur content, total sulfur (it’s best to also determine the sulfur distribution), as well as the gel content and oxidation properties. Unless there are issues with mechanical impurities, then the problem lies in the composition; it’s necessary to check whether the procurement and analysis of raw materials were carried out rigorously, and whether there were any gaps or omissions