Gen
Basic Material
Resistivity of NaCl Solutions
Schlumberger
Gen-9
1-5
°F
50
75
100
125
150
200
250
300
350
400
°C
10
20
30
40
50
60
70
80
90 100
120
140
160
180
200
Temperature (°F or °C)
Resistivity of solution (ohm-m)
ppm
10
8
6
5
4
3
2
1
0.8
0.6
0.5
0.4
0.3
0.2
0.1
0.08
0.06
0.05
0.04
0.03
0.02
0.01
200
300
400
500
600
700
800
1000
1200
1400
1700
2000
3000
4000
5000
6000
7000
8000
10,000
12,000
14,000
17,000
20,000
30,000
40,000
50,000
60,000
70,000
80,000
100,000
120,000
140,000
170,000
200,000
250,000
280,000
Conversion approximated by R
2
= R
1
[(T
1
+ 6.77)/(T
2
+ 6.77)]°F or
R
2
= R
1
[(T
1
+ 21.5)/(T
2
+ 21.5)]°C
300,000
NaCl concentration (ppm or grains/gal)
Grains/gal at 75°F
10
15
20
25
30
40
50
100
150
200
250
300
400
500
1000
1500
2000
2500
3000
4000
5000
10,000
15,000
20,000
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