Will refiners produce No. 1 diesel fuel at 15 ppm sulfur? What other cold weather-gelling strategies are available to the end-user?

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Yes, some refiners will produce No. 1 diesel fuel. There are also various other cold-flow improver additives currently on the market as well.

Question and Answer was originally posted at Questions and Answers on the Clean Diesel Fuel Rules (pdf) (135 pp, 888 KB, EPA420-B-06-010, July 2006)

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Last updated on May 28, 2025