NIST Standard Reference Database (SRD) 60

NIST Temperature Scale Database (SRD 60), Version 3.0

Fixed Points Associated with a Selected Reference:

Reference:

K. H. Berry, NPL-75: A Low Temperature Gas Thermometry Scale from 2.6 K to 27.1 K, Metrologia 15, 89 (1979). (DOI:) (1979)

Instruction:

Total Records: 5

Substance

Transition

T₉₀ (K)

u(T₉₀)
(mK)

T-T₉₀
(mK)

u(T-T₉₀)
(mK)

u(T₉₀) (K)

Eval

e-H₂

VP1

e-H₂

VP2

H₂

TP

Pb

SC

Temperature Ranges

TR

4.2 to 24.6