36
JUDO i-soft@home
Water hardness conversion table
12
Water hardness conversion table
°dH
°f
°e
gpg
ppm
CaCO
3
mmol/l
1
1.8
1.3
1.0
18
0.18
2
3.6
2.5
2.1
36
0.36
3
5.4
3.8
3.1
54
0.54
4
7.1
5.0
4.2
71
0.71
5
8.9
6.3
5.2
89
0.89
6
10.7
7.5
6.3
107
1.07
7
12.5
8.8
7.3
125
1.25
8
14.3
10.0
8.3
143
1.43
9
16.1
11.3
9.4
161
1.61
10
17.8
12.5
10.4
178
1.78
11
19.6
13.8
11.5
196
1.96
12
21.4
15.0
12.5
214
2.14
13
23.2
16.3
13.6
232
2.32
14
25.0
17.5
14.6
250
2.50
15
26.8
18.8
15.6
268
2.68
16
28.6
20.0
16.7
286
2.86
17
30.3
21.3
17.7
303
3.03
18
32.1
22.5
18.8
321
3.21
19
33.9
23.8
19.8
339
3.39
20
35.7
25.0
20.9
357
3.57
°dH
°f
°e
gpg
ppm
CaCO
3
mmol/l
21
37.5
26.3
21.9
375
3.75
22
39.3
27.5
22.9
393
3.93
23
41.1
28.8
24.0
411
4.11
24
42.8
30.1
25.0
428
4.28
25
44.6
31.3
26.1
446
4.46
26
46.4
32.6
27.1
464
4.64
27
48.2
33.8
28.2
482
4.82
28
50.0
35.1
29.2
500
5.00
29
51.8
36.3
30.2
518
5.18
30
53.5
37.6
31.3
535
5.35
31
55.3
38.8
32.3
553
5.53
32
57.1
40.1
33.4
571
5.71
33
58.9
41.3
34.4
589
5.89
34
60.7
42.6
35.5
607
6.07
35
62.5
43.8
36.5
625
6.25
36
64.3
45.1
37.5
643
6.43
37
66.0
46.3
38.6
660
6.60
38
67.8
47.6
39.6
678
6.78
39
69.6
48.8
40.7
696
6.96
40
71.4
50.1
41.7
714
7.14
