Denatured fuel ethanol

In October 2020, the Standardization Administration of China (SAC) and State Administration for Market Regulation (SAMR) published China National Standard Announcement No. 21 Year 2020, approved the second revision of denatured fuel ethanol specification, GB 18350-2013. The second revision was implemented from May 1, 2021, and did not change the specification name. This revision changes the limits of denaturant content in denatured fuel ethanol from 0.99-4.76% v/v to 0.5-1.96% v/v.

The first edition of the denatured fuel ethanol specification in China, GB 18350-2001 published in 2001, adopted technical content specified in ASTM D4806-99 – the American denatured fuel ethanol specification. However, the maximum water content of 0.8% v/v, and copper content of 0.08 mg/l,