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Water Chemicals Codex (1982) / Chapter Skim
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Ammonium Sulfate
Pages 13-14

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From page 13...
... If the actual dosage is other than 25 mg/liter, the user is cautioned to consult Table 2 for appropriate RMIC values. Impurity Arsenic Pyridine Selenium Lead Ether extractable matter RMIC mg Impurity/kg Ammonium Sulfate 200 50 40 200 30
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From page 14...
... Quantitatively transfer to a 100-ml acid-washed volumetric flask and make to volume with deionized distilled water. Process a reagent blank by the same procedure.
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Key Terms

  • sulfate solution
  • american water
  • lead selenium
  • arsenic pyridine
  • impurity arsenic

  • selenium lead
  • sample procedures
  • impurity concentrations
  • arsenic lead
  • health association

  • selenium sample
  • ether extractable
  • concentrations obtained
  • extractable matter
  • pyridine selenium

  • using sample
  • lead ether
  • commercial strength
  • maximum dosage
  • procedures described

  • rmic values
  • matter rmic
  • standard methods
  • deionized distilled
  • distilled water

  • sample analyses
  • brown crystalline
  • sample preparation
  • volume below
  • appropriate rmic


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