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      AlibabaTesting Instrument & EquipmentTest InstrumentsPH MetersWholesale ph/orp meter

      Ph/orp Meter

      (6587 products available)

      cheap hydroponic board bio-chemical bnc ph orp/pna sensor probe ph meter industrial electrode with controller

      cheap hydroponic board bio-chemical bnc ph orp/pna sensor probe ph meter industrial electrode with controller

      $96.00 - $110.00
      Min Order: 2 pieces
      7 yrsCN
      4.9
      /5
      ·
      7 reviews
      ·
      "Quick shipping"
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      mobile APP provides 4 types of measurement display 7 In 1 Tds/ec/salinity/temp/orp/res/ph Meters Water Quality Tester Pen

      mobile APP provides 4 types of measurement display 7 In 1 Tds/ec/salinity/temp/orp/res/ph Meters Water Quality Tester Pen

      $57.50 - $106.50
      Min Order: 1 set
      verify8 yrsCN
      5.0
      /5
      ·
      8 reviews
      ·
      "great service"
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      lab 7 in 1 TDS Meter 0.01 High Accuracy Digital dissolved oxygene meter pH/ORP/EC/TDS/SALT/Res/TEMP PPM Water Tester PH Tester

      lab 7 in 1 TDS Meter 0.01 High Accuracy Digital dissolved oxygene meter pH/ORP/EC/TDS/SALT/Res/TEMP PPM Water Tester PH Tester

      $81.90 - $151.80
      Min Order: 1 set
      verify4 yrsCN
      4.9
      /5
      ·
      23 reviews
      ·
      "fast shipment"
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      AMT03 Water Proof pH/ORP/Conductivity/TDS/Salt/Temp Meter

      AMT03 Water Proof pH/ORP/Conductivity/TDS/Salt/Temp Meter

      $78.00 - $85.00
      Min Order: 1 piece
      verify19 yrsCN
      5.0
      /5
      ·
      3 reviews
      ·
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      IKEME Hot Selling Newest 7 In 1 Waterproof Pen Ph Meter Tds/ec/ph/salinity/temp/orp Ph Meter Digital Water Quality Tds Ec Tester

      IKEME Hot Selling Newest 7 In 1 Waterproof Pen Ph Meter Tds/ec/ph/salinity/temp/orp Ph Meter Digital Water Quality Tds Ec Tester

      $77.35 - $142.80
      Min Order: 1 unit
      verify6 yrsCN
      4.8
      /5
      ·
      39 reviews
      ·
      "Great service"
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      Newest 7 in 1 Digital pH Tester PH / TDS / EC / ORP / Salinity/ Temperature Function Digital pH Meters Multi Parameter Tester

      Newest 7 in 1 Digital pH Tester PH / TDS / EC / ORP / Salinity/ Temperature Function Digital pH Meters Multi Parameter Tester

      $14.00 - $15.48
      Min Order: 2 pieces
      verify1 yrsCN
      5.0
      /5
      ·
      3 reviews
      ·
      "Fast delivery"
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      Hot selling newest 7 in 1 waterproof pen type ph meter TDS/EC/PH/Salinity/TEMP/ORP ph meter digital tester

      Hot selling newest 7 in 1 waterproof pen type ph meter TDS/EC/PH/Salinity/TEMP/ORP ph meter digital tester

      $8.00 - $15.70
      Min Order: 100 pieces
      verify12 yrsCN
      4.8
      /5
      ·
      39 reviews
      ·
      "fast delivery"
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      7 in 1 Convenient Digital PH meter/TDS/EC/Salinity/SG/ORP/TEMP Multifunctional Water Quality Tester PH Meter Pen

      7 in 1 Convenient Digital PH meter/TDS/EC/Salinity/SG/ORP/TEMP Multifunctional Water Quality Tester PH Meter Pen

      $17.50 - $24.50
      Min Order: 1 piece
      Shipping per piece: $8.74
      verify11 yrsCN
      4.9
      /5
      ·
      20 reviews
      ·
      "Fast delivery"
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      About products and suppliers

      6587 ph/orp meter products are offered for sale by suppliers on Alibaba.com, of which ph meters accounts for 78%, other test instruments accounts for 9%. A wide variety of ph/orp meter options are available to you, such as oem, odm and obm.You can also choose from black, white and blue ph/orp meter,
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