Tabela de calibração de Greenspan - HMK15

O número à direita em cada coluna indica a incerteza da umidade de referência do sal nessa temperatura.

Tabela 1. Tabela de calibração de Greenspan

ºC	LiCl	MgCl2	NaCl	KCl	K2SO4
0		33.7 ± 0.3	75.5 ± 0.3	88.6 ± 0.5	98.8 ± 1.1
5		33.6 ± 0.3	75.7 ± 0.3	87.7 ± 0.5	98.5 ± 0.9
10		33.5 ± 0.2	75.7 ± 0.2	86.8 ± 0.4	98.2 ± 0.8
15		33.3 ± 0.2	75.6 ± 0.2	85.9 ± 0.3	97.9 ± 0.6
20	11.3 ± 0.3	33.1 ± 0.2	75.5 ± 0.1	85.1 ± 0.3	97.6 ± 0.5
25	11.3 ± 0.3	32.8 ± 0.2	75.3 ± 0.1	84.3 ± 0.3	97.3 ± 0.5
30	11.3 ± 0.2	32.4 ± 0.1	75.1 ± 0.1	83.6 ± 0.3	97.0 ± 0.4
35	11.3 ± 0.2	32.1 ± 0.1	74.9 ± 0.1	83.0 ± 0.3	96.7 ± 0.4
40	11.2 ± 0.2	31.6 ± 0.1	74.7 ± 0.1	82.3 ± 0.3	96.4 ± 0.4
45	11.2 ± 0.2	31.1 ± 0.1	74.5 ± 0.2	81.7 ± 0.3	96.1 ± 0.4
50	11.1 ± 0.2	30.5 ± 0.1	74.4 ± 0.2	81.2 ± 0.3	95.8 ± 0.5

^{Greenspan, L.: Journal of Research do National Bureau of Standards - A Physics and Chemistry Vol. 81A, nº 1 de janeiro a fevereiro de 1977, pp. 89-95}