Convert Millisiemens per metre to Nanosiemens per metre

Convert Millisiemens per metre (mS/m) to Nanosiemens per metre (nS/m) instantly and accurately.

Millisiemens per metre (mS/m)
Nanosiemens per metre (nS/m)

Conversion Formula

nS/m = mS/m × 1000000

About Millisiemens per metre

The millisiemens per metre (mS/m) equals 10⁻³ S/m and is the preferred unit in geophysical electromagnetic induction surveys (EM-31, EM-38) for soil and shallow-subsurface conductivity mapping. Agricultural soil reads 5-200 mS/m; saline soils exceed 400 mS/m; near-surface marine sediments reach 1 000 mS/m. 1 mS/m = 10⁻³ S/m = 10 µS/cm.

About Nanosiemens per metre

The nanosiemens per metre (nS/m) equals 10⁻⁹ S/m, characteristic of ultra-pure deionised water (≈5 nS/m at 25 °C), very dry granite, and lightly doped semiconductor substrates. Environmental hydrogeologists use nS/m for freshwater aquifer conductivity mapping; geophysical borehole logs report low-salinity formation water in nS/m. 1 nS/m = 10⁻⁹ S/m = 10⁻³ µS/m.

Quick Reference Table

Millisiemens per metre (mS/m)Nanosiemens per metre (nS/m)
1 mS/m1000000 nS/m
2 mS/m2000000 nS/m
5 mS/m5000000 nS/m
10 mS/m10000000 nS/m
25 mS/m25000000 nS/m
50 mS/m50000000 nS/m
100 mS/m100000000 nS/m

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