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This document specifies a method for the determination of cetane number of diesel fuels by utilizing air flow regulation in a standard diesel engine. The cetane number measurement range is from 0 CN to 100 CN, whereas a typical cetane number range from 25 CN to 70 CN.
This document is applicable to various types of diesel fuels, including automotive diesel, bio-diesel, synthetic diesel, and similar altermnative fuels. However, the precision for synthetic and other unconventional diesels has not been established.
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