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, dissolvedoxygen concentrations tendto be near saturation; dissolvedcarbon dioxide and hydrogen sulfideconcentrations areusuallylow; total gas supersaturation isseldom a problem; and iron concentrationsareusually verylow.
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 ; และเหล็กมีความเข้มข้นเป็นมักจะเป็นอย่างต่ำ