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Determination of Sodium (Na)

Apparatus

  1. 150 mL BEAKERS
  2. 18 X 150 mL TEST TUBES
  3. METAL FILTER

Procedure

  1. Weigh 1.000 g sample into a 150 mL beaker.
  2. Add 100 mL H20 and place on stirrer for 30 min.
  3. Filter mixture with metal filter and pour filtrate into a large test tube.
  4. Before analyzing, pour filtrate into ICP test tube.
  5. Take reading directly from ICP printout with no decimals.

Calculation

  1. Na (2.54) ppm = NaCl ppm