2-2. density tables – Cannon Instrument D155 Density Meter User Manual
Page 49

46
7-2-2. Density Tables
Dried air density
Density of dried air at t°C and 1013.25hPa is calculated according to the following formula.
25
.
1013
)
(
)
(
00367
.
0
1
0012932
.
0
)
/
(
3
hPa
P
C
t
cm
g
d
Ч
Ч
+
=
Density of air at 1013.25hPa of air pressure;
Temp.
(°C)
Density
(g/cm
3
)
Temp.
(°C)
Density
(g/cm
3
)
Temp.
(°C)
Density
(g/cm
3
)
Temp.
(°C)
Density
(g/cm
3
)
0
0.00129
25
0.00118
50
0.00109
75
0.00101
1
0.00129
26
0.00118
51
0.00109
76
0.00101
2
0.00128
27
0.00118
52
0.00109
77
0.00101
3
0.00128
28
0.00117
53
0.00108
78
0.00101
4
0.00127
29
0.00117
54
0.00108
79
0.00100
5
0.00127
30
0.00116
55
0.00108
80
0.00100
6
0.00127
31
0.00116
56
0.00107
81
0.00100
7
0.00126
32
0.00116
57
0.00107
82
0.00099
8
0.00126
33
0.00115
58
0.00107
83
0.00099
9
0.00125
34
0.00115
59
0.00106
84
0.00099
10
0.00125
35
0.00115
60
0.00106
85
0.00099
11
0.00124
36
0.00114
61
0.00106
86
0.00098
12
0.00124
37
0.00114
62
0.00105
87
0.00098
13
0.00123
38
0.00113
63
0.00105
88
0.00098
14
0.00123
39
0.00113
64
0.00105
89
0.00097
15
0.00123
40
0.00113
65
0.00104
90
0.00097
16
0.00122
41
0.00112
66
0.00104
17
0.00122
42
0.00112
67
0.00104
18
0.00121
43
0.00112
68
0.00103
19
0.00121
44
0.00111
69
0.00103
20
0.00120
45
0.00111
70
0.00103
21
0.00120
46
0.00111
71
0.00103
22
0.00120
47
0.00110
72
0.00102
23
0.00119
48
0.00110
73
0.00102
24
0.00119
49
0.00110
74
0.00102
Chemical Handbook Fundamental Version, Rev. 3, Table 5・1
CANNON
®
D155 Density Meter Instruction & Operation Manual
Version 1.1b – August 2014; CANNON® Instrument Company
2139 High Tech Road • State College, PA • 16803 • USA