MicroSiemens to Salt Concentration

0.1 microSiemens corresponds to 0.04 ppm (parts per million) of Sodium Chloride salt.
1 microSiemens corresponds to 0.4 ppm of Sodium Chloride salt.
10 microSiemens corresponds to 4.3 ppm of Sodium Chloride salt.
99.9 microSiemens corresponds to 48 ppm of Sodium Chloride salt.