Table 1.

Measured quantities and uncertainties

Symbol	Quantity	Measurement method	Uncertainty
T	Tank wall temperature	T-type thermocouple	1 K or 1.5% below 273 K
Pc	Tank pressure	Kulite CTL-190M140BARA	7 kPa
δ	Tank wall thickness	Caliper	0.03 mm
ṁ	LN2 mass flow rate	Coriolis flow meter	0.3%
M	Mass of the fluid components (tube, tee, nozzle)	scale	0.1 g