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      Copper chloride Teaching 100g
      Copper sulfate Reagents, Teaching 500g
      Basic copper carbonate Teaching 100g
      Iodine Teaching 25g
      Activated carbon Teaching 100g
      Magnesium oxide Teaching 100g
      Magnesium chloride Teaching 100g
      Magnesium hydroxide Reagent 250g
      Magnesium sulfate Teaching 250g
      Calcium oxide Teaching 500g

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