NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Temperature Scale Points
All Fixed Points

Reference:

van der Putten, D., Prins, K.O. The phase diagram of the solid methanes. Int J Thermophys 10, 1205–1212 (1989). (DOI:) (1989)

Substance
 
Transition
 
T90 (K)
 
u(T90)
(mK)
 
T-T90
(mK)
 
u(T-T90)
(mK)
 
u(T90) (K)
 
Eval
 
Methane a-b