Most important dissolved constituents in sea water and river waterSea water River water

• 99% of dissolved components are

  • Cl -1 = ~ 55.1%
  • Na+1 = ~ 30.6%
  • SO4-2 = ~ 7.7%
  • Mg+2 = ~ 3.7%
  • Ca+2 = ~ 1.2%
  • K+1 = ~ 1.1%

• Salinity = ~35‰

• 99% of dissolved components are

  • HCO3-1 = ~ 48.7%
  • Ca+2 = ~ 12.5%
  • SiO2 = ~ 10.9%
  • SO4-2 = ~ 9.3%
  • Cl -1 = ~ 6.5%
  • Na+1 = ~ 5.2%
  • Mg+2 = ~ 3.4%
  • K+1 = ~ 1.1%

• Salinity = ~ 0.12‰

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