EC Conversion Table
EC
Hanna
Eutech/
Oakton
Truncheon
CF
MS/CM
PPM (0.5)
PPM (0.64)
PPM (0.74)
0.1
50
64
70
1
0.2
100
128
140
2
0.3
150
192
210
3
0.4
200
256
280
4
0.5
250
320
350
5
0.6
300
384
420
6
0.7
350
448
490
7
0.8
400
512
560
8
0.9
450
576
630
9
1.0
500
640
700
10
1.1
550
704
770
11
1.2
600
768
840
12
1.3
650
832
910
13
1.4
700
896
980
14
1.5
750
960
1050
15
1.6
800
1024
1120
16
1.7
850
1088
1190
17
1.8
900
1152
1260
18
1.9
950
1260
1330
19
2.0
1000
1280
1400
20
2.1
1050
1344
1470
21
2.2
1100
1408
1540
22
2.3
1150
1472
1610
23
2.4
1200
1536
1680
24
2.5
1250
1600
1750
25
2.6
1300
1664
1820
26
2.7
1350
1728
1890
27
2.8
1400
1792
1960
28
2.9
1450
1856
2030
29
3.0
1500
1920
2100
30
3.1
1550
1984
2170
31
3.2
1600
2048
2240
32