Thermo Fisher Scientific Alpha COND 560 - Manual (Page 44)

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10 APPENDICES
10.1 Appendix 2
Conductivity of various aqueous solutions
At Temperature 25 o C / 77 o F
Solution Conductivity Resistivity
Ultra-pure Water 0.055 µS/cm 18.18 M Ω-cm
Power Plant Boiler Water 0.05 - 1 µS/cm 1 - 18 M Ω-cm
Distilled Water 0.5 µS/cm 2 M Ω-cm
De-ionized Water 0.1 - 10 µS/cm 0.1 - 10 M Ω-cm
De-mineralized Water 1 - 80 µS/cm 0.01 - 1 M Ω-cm
Mountain Water 10 µS/cm 0.1 M Ω-cm
Drinking Water 0.5 - 1 mS/cm 1 - 2 k Ω-cm
Waste-water 0.9 - 9 mS/cm 0.1 - 1 k Ω-cm
Potable Water Maximum 1.5 mS/cm 0.7 k Ω-cm
Brackish Water 1 - 80 mS/cm 0.01 - 1 k Ω-cm
Industrial Process Water 7 - 140 mS/cm Rarely stated
Ocean Water 53 mS/cm Rarely stated