NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Temperature Scale Points
All Fixed Points

Reference:

Simon, M.; Knobler, C.M., The excess gibbs energy of liquid methane + carbon tetrafluoride at 98 k, J. Chem. Thermodyn., 1971, 3, 657. (DOI:) (1971)

Substance
 
Transition
 
T90 (K)
 
u(T90)
(mK)
 
T-T90
(mK)
 
u(T-T90)
(mK)
 
u(T90) (K)
 
Eval
 
Methane TP 90.678 0.01 0.01