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      This standard specifies three methods for the determination of silicon content in ferromanganese, manganese-silicon alloys, micro-low carbon manganese-silicon alloys, ferromanganese nitride and metallic manganese. The methods include the molybdenum blue Spectrophotometric method, spectra-trophotometry (for the determination of silicon content in metallic manganese, range 0.10% -2.00%), potassium fluorosilicate Titrimetric method (for manganese-silicon alloys and micro-low carbon manganese-silicon alloys, range 12.00% -40.00%), and perchloric acid weighting method (for all types of manganese-based alloys, range 0.50% -40.00%). The standard provides detailed operating specifications and Measuring methods for the determination of silicon content in related alloy materials.

      This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
      Status Active
      CCS H11 ICS 77.100
      Release Date 2022-10-14 00:00:00 Implementation Date 2023-02-01 00:00:00
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