71 



TABLE 38.— FUNDAMENTAL AND PRIMARY FIXED POINTS UNDER THE 

 STANDARD PRESSURE OF 1013250 DYNES/CM= 



Temperature 

 °C 

 Temperature of equilibrium between liquid oxygen and its vapor 



(oxygen point) — 182.970 



Temperature of equilibrium between ice and air saturated water 



(ice point) fundamental fixed point 



Temperature of equilibrium between liquid water and its vapor 



(steam point) fundamental fixed point 100 



Temperature of equilibrium between liquid sulfur and its vapor 



(sulfur point) 444.600 



Temperature of equilibrium between solid and liquid silver (silver 



point) 960.8 



Temperature of equilibrium between solid and liquid gold (gold 



point) 1063.0 



TABLE 39.— DIFFERENCES BETWEEN THE INTERNATIONAL TEMPERA- 

 TURE SCALES OF 1948 AND 1927 IN THE THERMOCOUPLE RANGE 



TABLE 40.— CORRESPONDING TEMPERATURES ON THE INTERNATIONAL 

 TEMPERATURE SCALES OF 1948 AND 1927 



SMITHSONIAN PHYSICAL TABLES 



