| Elements (ug/L) | Distilled water + salt (pre-FBS) | Distilled water + salt (post-FBS) | Mean difference | %change |
| Aluminum§ | 25.0 | 26.0 | 1.0 | 4.0 | Antimony§ | 0.0 | 2.0 | 2.0 | 200.0 | Arsenic§ | 0.0 | 6.0 | 6.0 | 600.0 | Barium§ | 0.0 | 0.0 | 0.0 | 0.0 | Boron† | 0.0 | 1.0 | 1.0 | 100.0 | Cadmium§ | 0.0 | 9.0 | 9.0 | 900.0 | Calcium† | 30.0 | 150.0 | 120.0 | 400.0 | Chromium‡ | 4.0 | 23,634.0 | 23,630.0 | 590,750.0 | Cobalt‡ | 0.0 | 320.0 | 320.0 | 320.0 | Copper‡ | 40.0 | 280.0 | 240.0 | 600.0 | Iron‡ | 31.0 | 116,421.0 | 116,390.0 | 375,451.6 | Lead§ | 1.0 | 0.0 | −1.0 | −100.0 | Lithium† | 0.0 | 0.0 | 0.0 | 0.0 | Magnesium | 570.0 | 570.0 | 0.0 | 0.0 | Manganese‡ | 0.0 | 1,566.0 | 1,566.0 | 1566.0 | Molybdenum | 50.0 | 3,155.0 | 3,105.0 | 6,210.0 | Nickel‡ | 2.0 | 15,179.0 | 15,177.0 | 758,850.0 | Phosphorus† | 21.0 | 59.0 | 38.0 | 180.9 | Potassium† | 60.0 | 50.0 | −10.0 | −16.7 | Selenium† | 0.0 | 1.0 | 1.0 | 100.0 | Silicon‡ | 20.0 | 1,170.0 | 1,150.0 | 5,750.0 | Silver§ | 0.0 | 0.0 | 0.0 | 0.0 | Sodium† | 136,740.0 | 141,860.0 | 5,120.0 | 3.7 | Strontium† | 5.0 | 6.0 | 1.0 | 20.0 | Sulfur | 0.0 | 0.0 | 0.0 | 0.0 | Uranium§ | 0.0 | 0.0 | 0.0 | 0.0 | Vanadium † | 1.0 | 59.0 | 58.0 | 5,800.0 | Zinc† | 10.0 | 30.0 | 20.0 | 200.0 |
| Total | 137,610.0 | 304,554.0 | 166,944.0 | 121.3 |
| Array component‡ | 147.0 | 161,725.0 | 161,578.0 | 1,09,917.0 | Essential elements† | 137,437.0 | 142,786.0 | 5,349.0 | 3.9 | PTEs§ | 26.0 | 43.0 | 17.0 | 65.4 |
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§PTEs: potentially toxic elements are defined to be aluminium, antimony, arsenic, barium, cadmium, lead, silver and uranium. †Essential elements are defined to be boron, calcium, lithium, magnesium, phosphorus, potassium, selenium, sodium, strontium, sulphur, vanadium, and zinc. ‡Array component elements are to be chromium, cobalt, copper, iron, manganese, molybdenum, nickel, and silicon.
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