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    3. PRODUCTS
      PRODUCTS
      Sodium tungstate
      Molecular formula:

      Na2WO4.2H2O

      Properties: white crystal
      Specification:

       

      Chemical ingredients AR First grade Second grade
      Na2WO4.2H2O 99 98 97
      Mo 0.001 0.02 --
      AS 0.001 0.001 0.001
      Cu 0.0005 0.001 0.001
      Fe 0.001 0.001 0.005
      Si 0.004 0.04 0.04
      水不溶物 0.005 0.05 0.05
      PH 8.5-9 8.5-9 8.5-9
      Uses:

      intermediate of tungsten, used in mordant, catalystic pigment, reagent, weight additive, water treatment agent, fitre fight material, phosphato tungstated and boron tungstated

      Packing: Net 25kg,metal pail and woven bag , plastic bag lined composite kraft paper bag or 50kg in plastic bag lined metal pail.
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      久久精品国产福利一区二区
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