NETA ALERT: Due to inclement weather our offices are closed today, Monday Feb. 23. We will not be shipping orders.
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Fuel oil #4 is typically used in limited applications in which the fuel cannot be preheated prior to burning. The fuel is a blend of distillate (fuel oil #2) and residual (fuel oil #6).
Reference standards shipped after December 31, 2023, will no longer include paper hard copies of certificates of analysis (CofAs). Access your CofA online at www.restek.com/documentation