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• Production of polyaluminum chloride with aluminum ash

  Inverted aluminum scrap as the anode. 1.1.2 Alkali first aluminum ash and sodium hydroxide reaction of sodium aluminate solution. 1.1.1 Acid-soluble one-step me

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• Sewage treatment of PAC ferrous metal dosage is added

  Dilute the water to the desired concentration and add coagulation. Water plants can also be dubbed 2-5% direct dosing, static to a red-brown liquid. In fact, to

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• New Shadowsocks how to add a custom URL to the pac file

  return (), if (shExpMatch (url, & quot; / facebook; return FindProxyForURLByAutoProxy (url, host): 8087 '; wikipedia.1 ;) Return the # 39.pac file reference to

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• A comprehensive enumeration polyaluminium chloride on the human body whether the dangers of the myst

  As long as the products meet the national standard GB15892-2009, in general, no problem with residual heavy metals, will leave a small amount of aluminum ions;

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• Why sewage plants are now using PAC PAC without ferrous salts

  Aluminum chloride phosphorus removal effect is good, more convenient. If you do not know where; small amount of purchase, go to the local chemical store to buy,

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