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      Sodium bromide Teaching 50g
      Manganese Powder Teaching 100g
      Manganese sheet Teaching 100g
      Iron wire Teaching 100g
      Copper sheet Teaching 100g
      Calcium chloride Reagent 500g
      Sodium iodide Teaching 50g
      Sodium sulfate Teaching 100g
      Sodium carbonate Reagents, Teaching 500g
      Sodium bicarbonate Teaching 500g
      Sodium thiosulfate Teaching 100g
      Sodium sulfite Teaching 100g
      Sodium silicate Teaching 500g
      Lithium carbonate Teaching 100g
      Ammonium sulfate Teaching 500g

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