Convert Millisiemens per metre to Megasiemens per metre
Convert Millisiemens per metre (mS/m) to Megasiemens per metre (MS/m) instantly and accurately.
Conversion Formula
MS/m = mS/m × 1.000000000e-9
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 Megasiemens per metre
The megasiemens per metre (MS/m) equals 10⁶ S/m, the natural scale for metallic conductors: silver 63 MS/m, copper 59.6 MS/m, gold 45 MS/m, aluminium 37 MS/m, iron ≈10 MS/m. IEC and ASTM wire specifications use %IACS (100% IACS ≡ 58 MS/m); eddy-current and skin-depth calculations for metals work in MS/m. 1 MS/m = 10⁶ S/m.
Quick Reference Table
| Millisiemens per metre (mS/m) | Megasiemens per metre (MS/m) |
|---|---|
| 1 mS/m | 1 × 10-9 MS/m |
| 2 mS/m | 2 × 10-9 MS/m |
| 5 mS/m | 5 × 10-9 MS/m |
| 10 mS/m | 1 × 10-8 MS/m |
| 25 mS/m | 2.5 × 10-8 MS/m |
| 50 mS/m | 5 × 10-8 MS/m |
| 100 mS/m | 1 × 10-7 MS/m |