温度/℃

0

10

20

30

40

50

60

70

80

溶解度/g

硝酸钾

13.3

20.9

31.6

45.8

63.9

85.5

110

138

169

氯化钾

27.6

31.0

34.0

37.0

40.0

42.6

45.5

48.3

51.1