Conditions used in defining material properties; for a gas, a temperature of 0°C (32°F), and a pressure of 1 atmosphere (0.101 MPa); for a solid, the form that is most common at ordinary temperatures and at 1 atmosphere (0.101 MPa).
Conditions used in defining material properties; for a gas, a temperature of 0°C (32°F), and a pressure of 1 atmosphere (0.101 MPa); for a solid, the form that is most common at ordinary temperatures and at 1 atmosphere (0.101 MPa).