= Seawater =
https://web.stanford.edu/group/Urchin/mineral.html

|| ELEMENT            || MOLECULAR || PPM IN   || MOLAR  ||
||                    || WEIGHT    || SEAWATER || CONCENTRATION ||
|| Chloride           || 35.4  || 18980 || 536.158 mM ||
|| Sodium             || 23    || 10561 || 459.174 mM ||
|| Magnesium          || 24.3  || 1272  ||  52.346 mM ||
|| Sulfur             || 32    || 884   ||  27.625 mM ||
|| Calcium            || 40    || 400   ||   10.0  mM ||
|| Potassium          || 39.1  || 380   ||   9.719 mM ||
|| Carbon(inorganic)  || 12    || 28    ||   2.333 mM ||
|| Strontium          || 87.6  || 13    ||     148 μM ||
|| Boron              || 10.8  || 4.6   ||     426 μM ||
|| Silicon            || 28.1  || 4     ||     142 μM ||
|| Carbon (organic)   || 12    || 3     ||      25 μM ||
|| Aluminum           || 27    || 1.9   ||      70 μM ||
|| Fluorine           || 19    || 1.4   ||      74 μM ||
||                    ||       || PPB   ||
|| N as nitrate       || 14    || 700   ||      50 μM ||
|| Nitrogen (organic) || 14    || 200   ||      14 μM ||
|| Rubidium           || 85    || 200   ||     2.4 μM ||
|| Lithium            || 6.9   || 100   ||      15 μM ||
|| P as Phosphate     || 31    || 100   ||     3.2 μM ||
|| Copper             || 63.5  ||  90   ||     1.4 μM ||
|| Barium             || 137   ||  50   ||     370 nM ||
|| Iodine             || 126.9 ||  50   ||     390 nM ||
|| N as nitrite       || 14    ||  50   ||     3.6 μM ||
|| N as ammonia       || 14    ||  50   ||     3.6 μM ||
|| Arsenic            || 74.9  ||  24   ||     320 nM ||
|| Iron               || 55.8  ||  20   ||     360 nM ||
|| P as organic       || 31    ||  16   ||     520 nM ||
|| Zinc               || 65.4  ||  14   ||     210 nM ||
|| Manganese          || 54.9  ||  10   ||     180 nM ||
|| Lead               || 207.2 ||   5   ||      24 nM ||
|| Selenium           || 79    ||   4   ||      51 nM ||
|| Tin                || 118.7 ||   3   ||      25 nM ||
|| Cesium             || 132.9 ||   2   ||      15 nM ||
|| Molybdenum         || 95.9  ||   2   ||      21 nM ||
|| Uranium            || 238   || 1.6   ||     6.7 nM ||
||                    ||       || PPT   ||
|| Gallium            || 69.7  || 500   ||     7.2 nM ||
|| Nickel             || 58.7  || 500   ||     8.5 nM ||
|| Thorium            || 232   || 500   ||     2.2 nM ||
|| Cerium             || 140   || 400   ||     2.9 nM ||
|| Vanadium           || 50.9  || 300   ||     5.9 nM ||
|| Lanthanum          || 139.9 || 300   ||     2.2 nM ||
|| Yttrium            || 88.9  || 300   ||     3.4 nM ||
|| Mercury            || 200.6 || 300   ||     1.5 nM ||
|| Silver             || 107.9 || 300   ||     2.8 nM ||
|| Bismuth            || 209   || 200   ||     960 pM ||
|| Cobalt             || 58.9  || 100   ||     1.7 nM ||
|| Gold               || 197   ||   8   ||      40 pM ||