1,705 ppm to PSU

1,705 ppm = 1.713 PSU

ppmPSU
1,690 ppm1.698
1,695 ppm1.703
1,700 ppm1.708
1,7051.713
1,710 ppm1.718
1,715 ppm1.723
1,720 ppm1.728

1705 ppm = 1.713 PSU

Formula

1 g/kg ≈ 1.0049 PSU · 1 mg/L ≈ 0.001 PSU · 1 ppm ≈ 0.001 PSU (dilute aqueous approximation)