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  Hanna Instruments pH Meter, 0 → 3999 μS/cm HI98311 [HI98311]; 434-2370

  Hanna Instruments

  THÔNG SỐ KỸ THUẬT Maximum Conductivity 3999µS/cm Minimum Conductivity 0µS/cm Battery Type Button Cell (1.5 V) x 4 Battery Life 100 h ...

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