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Water Chemicals Codex (1982) / Chapter Skim
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Calcium Oxide (Lime, Quicklime)
Pages 20-22

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From page 20...
... If the actual dosage is other than 500 mg/liter, the user is cautioned to consult Table 2 for appropriate RMIC values. Impurity Arsenic Cadmium Chromium Fluoride Lead Selenium Silver RMIC mg Impurity/kg Calcium Oxide 10 2 10 *
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From page 21...
... Mix crushed sample thoroughly and place in an airtight moistureproof glass container. Take a 50-g portion of the crushed sample and pulverize using a nonmetallic pulverizer or a glass mortar and pestle until sample passes a No.
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From page 22...
... . Arsenic Cadmium Chromium Fluoride Lead Selenium Silver 304 304 304 413B 304 304 304
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Key Terms

  • moistureproof glass
  • distilled water
  • deionized distilled
  • lead selenium
  • remove beaker

  • cadmium chromium
  • fluoride lead
  • selenium silver
  • glass mortar
  • sample thoroughly

  • chromium fluoride
  • crushed sample
  • glass container
  • airtight moistureproof
  • hot plate

  • arsenic cadmium
  • silver rmic
  • dilution solution
  • smooth paste
  • health association

  • slowly add
  • oxide slowly
  • appropriate rmic
  • pulverized sample
  • nonmetallic pulverizer

  • volumetric flask
  • stirring rod
  • plate momentarily
  • rmic values
  • mix pulverized


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