温度/℃
溶解度/g
0
10
20
30
40
50
60
70
Ma2SO4
4.9
9.1
19.5
40.8
48.8
46.2
45.3
44.3
NaCl
35.7
35.8
36.0
36.3
36.6
37.0
37.3
37.8