by Mark Geurts

Title: Properties of Refrigerant 404a (R-125/143a/134a 44/52/04)

Author(s): Mark Geurts

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This book describes the saturation, subcooled, and superheat properties of Refrigerant 404a. R-404a is a fluid mixture used in many refrigeration systems. It consists of 44% mass fraction R-125 (pentafluoroethane), 52% mass fraction R-143a (1,1,1-trifluoroethane), and 4% mass fraction R-134a (1,1,1,2-tetrafluoroethane).

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