Convert Nanosiemens per metre to Millisiemens per metre
Convert Nanosiemens per metre (nS/m) to Millisiemens per metre (mS/m) instantly and accurately.
Conversion Formula
mS/m = nS/m × 1.000000000e-6
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.
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.
Quick Reference Table
| Nanosiemens per metre (nS/m) | Millisiemens per metre (mS/m) |
|---|---|
| 1 nS/m | 1 × 10-6 mS/m |
| 2 nS/m | 2 × 10-6 mS/m |
| 5 nS/m | 5 × 10-6 mS/m |
| 10 nS/m | 1 × 10-5 mS/m |
| 25 nS/m | 2.5 × 10-5 mS/m |
| 50 nS/m | 5 × 10-5 mS/m |
| 100 nS/m | 1 × 10-4 mS/m |