Hydrazine

Freezing point

246.2 K (-26.91 °C)

Boiling point at 101.3 kPa

333.5 K (60.36 °C)

Liquid from

6.3 kPa

Critical point

520.8 K (247.7 °C) · 6,000 kPa

The curve connects the lowest point at which the substance can be liquid with the critical point. Above the critical temperature there is no liquid.