UFC 3-240-13FN
25 May 2005
Table B-6. Factor "D" for Alkalinity (as ppm CaCO3)
200 to 890 ppm
ppm
ppm, Units
100s
0
10
20
30
40
50
60
70
80
90
200
--
2.32
2.34
2.36
2.38
2.40
2.42
2.43
2.45
2.45
300
2.48
2.49
2.51
2.52
2.53
2.54
2.56
2.57
2.58
2.59
400
2.60
2.61
2.62
2.63
2.64
2.65
2.66
2.67
2.68
2.69
500
2.70
2.71
2.72
2.72
2.73
2.74
2.75
2.76
2.76
2.77
600
2.78
2.79
2.80
2.81
2.81
2.81
2.82
2.83
2.83
2.84
700
2.85
2.85
2.86
2.86
2.87
2.88
2.88
2.89
2.89
2.90
800
2.90
2.91
2.91
2.92
2.92
2.93
2.93
2.94
2.94
2.95
Use Table B-5 for values of "D" for 1 to 209 ppm, and use Table B-6 for 210 to
990 ppm.
Table B-7. pHeq Determined from Total Alkalinity
Alkalinity
ppm CaCO3, Tens
0
10
20
30
40
50
60
70
80
90
0
--
6.00
6.45
6.70
6.89
7.03
7.14
7.24
7.33
7.40
100
7.47
7.53
7.59
7.64
7.68
7.73
7.77
7.81
7.84
7.88
200
7.91
7.94
7.97
8.00
8.03
8.05
8.08
8.10
8.15
8.15
300
8.17
8.19
8.21
8.23
8.25
8.27
8.29
8.30
8.32
8.34
400
8.35
8.37
8.38
8.40
8.41
8.43
8.44
8.46
8.47
8.48
500
8.49
8.51
8.52
8.53
8.54
8.56
8.57
8.58
8.59
8.60
600
8.61
8.62
8.63
8.64
8.65
8.66
8.67
8.67
8.68
8.70
700
8.71
8.72
8.73
8.74
8.74
8.75
8.76
8.77
8.78
8.79
800
8.79
8.80
8.81
8.82
8.82
8.83
8.84
8.85
8.85
8.86
900
8.87
8.88
8.88
8.89
8.90
8.90
8.91
8.92
8.92
8.93
216
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