For example, dissolved oxygen concentrations tend to be near saturation; dissolved carbon dioxide and hydrogen sulfide concentrations are usually low; total gas supersaturation is seldom a problem; and iron concentrations are usually very low.
For example, dissolved oxygen concentrations tendto be near saturation; dissolvedcarbon dioxide and hydrogen sulfide concentrations are usuallylow; total gas supersaturation isseldom a problem; and iron concentrations are usually very low.