NIST, National Institute of Standards and Technology, U.S. Department of Commerce
NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Temperature Scale Points
All Fixed Points

Reference:

Beattie J. A., Blaisdell B. E., Kaminsky J., An Experimental Study of the Absolute Temperature Scale. IV. The Reproducibility of the Mercury Boiling Point. The Effect of Pressure on the Mercury Boiling Point, Proc. Am. Acad. Arts Sci., 1937, 71, 375-385. (DOI:) (1937)

Substance
 
Transition
 
T90 (K)
 
u(T90)
(mK)
 
T-T90
(mK)
 
u(T-T90)
(mK)
 
u(T90) (K)
 
Eval
 
HgBP