Environmental Engineering Reference
In-Depth Information
Table 4-1 Calcium hypochlorite granules or tablets needed for 100 mg/L
and 300 mg/L dosage for 100 ft (30.48 m) length
Calcium Hypochlorite Amount
Pipe Diameter
100 mg/L Dosage
300 mg/L Dosage
in
.
mm
oz
g
Ta b l e t s
oz
g
Ta b l e t s
2
50
0.3
10
2
1
29
6
4
100
1.3
38
8
4
114
23
6
150
3.0
86
17
9
257
51
8
200
5.4
152
30
16
456
91
10
250
8.4
238
48
25
713
143
12
300
12
.0
342
68
36
1,027
205
Change in Units
Change in Units
lb
kg
lb
kg
14
350
1
0.5
93
3
1
280
16
400
1
0.6
122
4
2
365
18
450
2
0.8
154
5
2
462
20
500
2
1.0
190
6
3
571
24
600
3
1.4
274
9
4
822
30
800
5
2.1
428
14
6
1,284
36
900
7
3.1
616
20
9
1,849
42
1,000
9
4.2
839
28
13
2,516
48
1,200
12
5.5
1,095
36
16
3,286
54
1,400
15
6.9
1,386
46
21
4,159
60
1,500
19
8.6
1,712
57
26
5,135
64
1,600
21
9.7
1,947
64
29
5,842
Table
Tamer
The units used in this table are changed from ounces to
pounds and grams to kilograms in the middle.
annulus without a pipeline shutdown. The space between the
sleeve and the pipe is only about ¹₂ in., so a very small amount of
calcium hypochlorite applied to the interior of the sleeve is all
that is necessary to result in a high chlorine dosage.
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