Ethanol Freeze Protected Water Solutions

Calculator and reference for ethanol-based water solutions freezing points, flash points, and mixture calculations

Calculator

Ethanol Concentration A (% by volume) (%)

Freezing Point A (°C)

Ethanol Concentration B (% by volume) (%)

Freezing Point B (°C)

Target Freezing Point (°C)

Calculated Ethanol Concentration-- %

Calculator

Initial Ethanol Concentration (%)

Target Ethanol Concentration (%)

Initial Solution Volume (L)

Water Volume to Add-- L

Ethanol Concentration (% by volume)	0	10	20	30	40	50	60	70	80	90	100
Freezing Point (°F)	32	25	15	5	-10	-25	-35	-55	-75	-110	-175
Freezing Point (°C)	0	-4	-9	-15	-23	-32	-37	-48	-59	-73	-115

Ethanol Concentration (% by weight)	5	10	20	30	40	50	60	70	80	90	96
Flash Point (°F)	144	120	97	84	79	75	72	70	68	63	55
Flash Point (°C)	62	49	36	29	26	24	22	21	20	17	13