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  • ...nbsp;mg/l = 1 ppm for our purposes). GH is measuring the concentration of calcium and magnesium ions (Ca++, Mg++) in the sample. The term arose historicall ...anded). In most natural waters, the primary buffering system is carbonate-bicarbonate (CO3--, HCO3-). Adding most [[LFS]] buffer products is an exercise in futi
    13 KB (2,290 words) - 05:09, 14 February 2011
  • The ‘K’ in KH comes from the German word 'karbonate'. KH is a measure of bicarbonate (HCO<sub>3</sub><sup>-</sup>) and carbonate (CO<sub>3</sub><sup>2-</sup>) i One degree KH is equal to 17.9&nbsp;mg/I ([[ppm]]) [[calcium carbonate|{{CaCO3}}]]. It's also measured in degrees. The degree symbol may
    4 KB (683 words) - 17:56, 24 May 2022
  • ...''' ({{CaCO3}}) is a chemical compound. It is commonly used medically as a calcium supplement or as an antacid. It is also a common substance found as rock (l ...eacts with any acids present and binds with free H+ ions to form [[Calcium bicarbonate]], or Ca(HCO3)2 and thus reduces the count of free H+ ions which raises the
    3 KB (458 words) - 08:33, 6 December 2017
  • |CaCl<sub>2</sub> Calcium chloride||1.102g |NaHCO<sub>3</sub> Sodium bicarbonate||0.192g
    7 KB (1,033 words) - 13:28, 12 November 2013
  • *Bicarbonate of soda. The water needs to have a [[KH]] of at least 10d. ...tainer of around 2 litres and fill it with clean water. Add 1 [[tsp]] of [[Bicarbonate of soda]] to ensure the ph of the water is 7.5-8.5 and a KH of around 10d.
    6 KB (1,019 words) - 11:11, 27 September 2011
  • ...d total or permanent hardness is a measure of the overall concentration of calcium, magnesium and other ions dissolved in the water. ...he buffering capacity, temporary or carbonate hardness. KH is a measure of bicarbonate and carbonate ions in the water that act as buffers to prevent the pH chang
    6 KB (1,002 words) - 05:56, 24 February 2011
  • General hardness (GH) refers to the dissolved concentration of magnesium and calcium ions. When fish are said to prefer ``soft'' or ``hard'' water, it is GH (no ...lcium carbonate, which when dissolved in water increases both the GH (from calcium) and KH (from carbonate) components. Increasing the KH component also usual
    16 KB (2,745 words) - 01:15, 14 February 2011
  • ...a natural rock used to add calcium magnesium carbonate to soil to provide calcium, magnesium and carbon to aid plant growth. ...eacts with any acids present and binds with free H+ ions to form [[Calcium bicarbonate]], or Ca(HCO3)2 plus magnesium and thus reduces the count of free H+ ions w
    1 KB (183 words) - 22:24, 28 August 2014
  • ...common solution used to do this cheaply is to use [[Sodium bicarbonate]] (Bicarbonate of Soda used in home baking) added to water. This will go up to a pH of 8.2 ...CaOH) also called slaked lime, hydrated lime, [[Kalkwasser]] (Lime water), Calcium hydrate or pickling lime<ref>[http://www.jtbaker.com/msds/englishhtml/c0407
    2 KB (298 words) - 03:20, 14 February 2011
  • This is the level of Calcium or Magnesium dissolved in the water. The bacteria needs calcium and other trace minerals to build their cells. With a low [[GH]] they can't
    22 KB (3,927 words) - 18:15, 18 July 2012