温度/℃

10

20

30

40

50

60

70

80

溶解度/g

氯化钾

31.0

34.0

37.0

40.0

42.6

45.5

48.3

51.1

硝酸钾

20.9

31.6

45.8

63.9

85.5

110

138

169