NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Temperature Scale Points
All Fixed Points

Reference:

Orlova, M.P.: Temperature, Its Measurement and Control in Science and Industry (C.M. Herzfeld, ed.) Vol. 3, Pt. 1, p. 179. New York: Reinhold 1962 (No DOI) (1962)

Substance
 
Transition
 
T90 (K)
 
u(T90)
(mK)
 
T-T90
(mK)
 
u(T-T90)
(mK)
 
u(T90) (K)
 
Eval
 
O2 b-g 43.811 0.002 0.002