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Total alkalinity is not (much) affected by temperature, pressure, or pH, and is thus itself a conservative measurement, which increases its usefulness in aquatic systems. All anions except HCO − 3 and CO 2− 3 have low concentrations in Earth's surface water (streams, rivers, and lakes). Thus carbonate alkalinity, which is equal to [HCO − ...
Total alkalinity should be 80–120 ppm and calcium hardness between 200 and 400 ppm. [14] [failed verification] Good hygienic behavior at swimming pools is also important for reducing health risk factors at swimming pools and spas. Showering before swimming can reduce introduction of contaminants to the pool, and showering again after swimming ...
The swimming pool service technician industry has various jobs that extend beyond cleaning and sanitizing. Swimming pool service technicians are required to have an understanding of basic water chemistry readings, such as chlorine, pH, alkalinity, stabilizer, and salt levels. [11]
Acid-neutralizing capacity or ANC in short is a measure for the overall buffering capacity against acidification of a solution, e.g. surface water or soil water.. ANC is defined as the difference between cations of strong bases and anions of strong acids (see below), or dynamically as the amount of acid needed to change the pH value from the sample's value to a chosen different value. [1]
The use of acidosis for a low pH creates an ambiguity in its meaning. The difference is important where a patient has factors causing both acidosis and alkalosis, wherein the relative severity of both determines whether the result is a high, low, or normal pH. [citation needed] Alkalemia occurs at a pH over 7.45.
Other characteristics include a pH of 5.2, an 84-m-thick brine layer, and high levels of hydrogen sulfide. [8] [32] The Atlantis II Deep is among the largest Red Sea brine pools and has high temperatures (~68 °C), a pH of 5.3, and high metal content.
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