NIST Temperature Scale Database (SRD 60), Version 3.0
Fixed Points Associated with a Selected Reference:
Reference:
Pavese F., Cagna G., Ferri D., The Triple Point of Pure Methane, Proc. Sixth International Cryogenic Engineering Conference (Edited by K. Mendelssohn), London, IPC Science and Technology, 1976, 281-285. (No DOI) (1976)Instruction:
Substance | Transition | T90 (K)
| u(T90) (mK) | T-T90 (mK) | u(T-T90) (mK) | u(T90) (K)
| Eval |
|---|---|---|---|---|---|---|---|
| Methane | BP | 111.6675 | 0.001 | 0.001 | |||
| Methane | BP | ||||||
| Methane | TP | 90.688 | 0.01 | 0.01 | |||
| Methane | TP | 90.7032 | 0.0005 | 0.0005 |