pH/TDS Testing Meters

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• Sale!
  Combo Meters

  Hanna Waterproof Combo Handheld Meter

  Rated 0 out of 5

  $195.95 $176.36 Add to cart
• Sale! Out of stock
  Combo Meters

  Hanna Grocheck Combo Meter HI 9813-6

  Rated 0 out of 5

  $267.95 $241.16 Read more
• Sale! Out of stock
  Combo Meters

  Bluelab Combo Meter

  Rated 0 out of 5

  $307.95 $277.16 Read more
• Sale!
  Combo Meters

  Bluelab Guardian Monitor

  Rated 0 out of 5

  $399.00 $359.10 Add to cart
• Sale!
  TDS / PPM Meters

  HM Digital Handheld TDS Tester TDS-3

  Rated 0 out of 5

  $36.95 $33.26 Add to cart
• Sale!
  TDS / PPM Meters

  HM Digital EC/PPM TDS Meter COM-100

  Rated 0 out of 5

  $74.95 $67.46 Add to cart
• Sale!
  TDS / PPM Meters

  Hanna Groline EC/PPM Meter

  Rated 0 out of 5

  $78.95 $71.06 Add to cart
• Sale!
  TDS / PPM Meters

  Truncheon Original TDS Meter

  Rated 0 out of 5

  $134.95 $121.46 Add to cart
• Sale!
  pH Meters

  Hanna pH Checker

  Rated 0 out of 5

  $33.95 $30.56 Add to cart
• Sale!
  pH Meters

  Hanna pH Checker Probe (Probe only)

  Rated 0 out of 5

  $22.95 $20.66 Add to cart
• Sale!
  pH Meters

  Hanna Groline pH Meter

  Rated 0 out of 5

  $78.95 $71.06 Add to cart
• Sale!
  pH Meters

  Hanna Waterproof pH Meter (HI 98127)

  Rated 0 out of 5

  $110.95 $99.86 Add to cart
• Sale!
  Combo Meters

  Hanna Waterproof pH Meter Replacement Probe

  Rated 0 out of 5

  $68.95 $62.06 Add to cart
• Sale!
  pH Meters

  Bluelab pH Meter

  Rated 0 out of 5

  $115.95 $104.36 Add to cart
• Sale!
  Combo Meters

  Bluelab Guardian Monitor

  Rated 0 out of 5

  $410.95 $369.86 Add to cart
• Sale!
  Combo Meters

  Bluelab pH Probe (Probe only)

  Rated 0 out of 5

  $74.95 $67.46 Add to cart
• Sale!
  pH Test Kits

  pH Liquid Test Kit

  Rated 0 out of 5

  $7.95 $7.16 Add to cart
• Sale!
  pH Test Kits

  pH liquid Test Indicator

  Rated 0 out of 5

  $12.95 $11.66 Add to cart
• Sale! Out of stock
  pH Test Kits

  Rapitest Soil pH Test kit

  Rated 0 out of 5

  $5.95 $5.36 Read more
• Sale!
  pH Test Kits

  Rapitest Soil pH & NPK Test kit

  Rated 0 out of 5

  $18.49 $16.64 Add to cart