NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Temperature Scale Points
All Fixed Points

Reference:

McAllan J. V., Metal Binary Eutectics as Fixed Temperature Points, in Temperature, Its Measurement and Control in Science and Industry (TMCSI), Reinhold, New York, 1972, 4, 265-274. (No DOI) (1972)

Substance
 
Transition
 
T90 (K)
 
u(T90)
(mK)
 
T-T90
(mK)
 
u(T-T90)
(mK)
 
u(T90) (K)
 
Eval
 
CuAl - 66.9%eut