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. 2001 Feb 1;106(1):105–149. doi: 10.6028/jres.106.006

Table 4.

Cryogenic capsule resistance thermometer calibrations. The expanded uncertainty (k = 2), is denoted by U

Thermometer type Temperature range (K) U
(mK)
RIRTs 0.65 to 24.6 0.46
RIRTs 0.65 to 84 0.46
GRTs 0.65 to 24.6 0.46
GRTs 0.65 to 84 0.46