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Water Testing

Water Testing

Testing your aquarium water is an important part of keeping aquarium inhabitants healthy. Whether you are looking for titration type test kits from Elos, Salifert, Red Sea or others, Aquarium Specialty only offers top quality, accurate brands. We also offer reliable & easy to use electronic testers from SenSafe  Hanna Instruments & HM Digital & ICP-OES full panel water testing from Triton Labs.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

Items 109-144 of 241

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  1. Nyos Phosphate Reefer Test Kit

    Nyos Phosphate Reefer Test Kit

    Special Price $21.24 Regular Price $24.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  2. Hanna Instruments HI781 Saltwater Nitrate Low Range Checker

    Hanna Instruments HI781 Saltwater Nitrate Low Range Checker

    $64.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  3. Hanna Instruments HI782 Marine Nitrate High Range Checker

    Hanna Instruments HI782 Marine Nitrate High Range Checker

    $64.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  4. Salifert Nitrate Test Kit

    Salifert Nitrate Test Kit

    Special Price $14.01 Regular Price $16.48
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  5. Nyos Nitrate Reefer Test Kit

    Nyos Nitrate Reefer Test Kit

    Special Price $21.24 Regular Price $24.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  6. Red Sea Nitrate Pro Test Kit

    Red Sea Nitrate Pro Test Kit NO3

    $50.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  7. Red Sea Nitrate Pro Test Kit Reagent Refill

    Red Sea Nitrate Pro Test Kit Reagent Refill

    $28.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  8. Hanna HI736 Checker Phosphorus Ultra Low Range

    Hanna Instruments HI736 Checker Phosphorus Ultra Low Range

    $64.95
    This product will be back ordered
    Add to Wish List
  9. Hanna Instruments HI706 Phosphorus

    Hanna Instruments HI706 Phosphorus High Range Checker

    $64.95
    This product will be back ordered
    Add to Wish List
  10. Hanna HI764 Checker Colorimeter Nitrite Ultra Low Range

    Hanna Instruments HI764 Checker Colorimeter Nitrite Ultra Low Range

    $64.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  11. Hanna Instruments HI708 Checker Nitrite High Range

    Hanna Instruments HI708 Checker Nitrite High Range

    $64.95
    This product will be back ordered
    Add to Wish List
  12. Salifert Nitrite Test Kit

    Salifert Nitrite Test Kit

    Special Price $10.08 Regular Price $11.86
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  13. Red Sea Nitrate / Nitrite Test Kit

    Red Sea Nitrate/Nitrite Test Kit

    $14.50
    This product will be back ordered
    Add to Wish List
  14. Elos Test Kit - Nitrite

    Elos Test Kit - Nitrite

    Special Price $10.05 Regular Price $20.10
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  15. Hanna HI700 Checker Ammonia Low Range Fresh Water

    Hanna HI700 Checker Ammonia Low Range Fresh Water

    $64.95
    This product will be back ordered
    Add to Wish List
  16. Hanna HI715 Checker Ammonia Medium Range Fresh Water

    Hanna Instruments HI715 Checker Ammonia Medium Range Fresh Water

    $63.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  17. Hanna HI733 Checker Ammonia High Range Fresh Water

    Hanna Instruments HI733 Checker Ammonia High Range Fresh Water

    $75.00
    This product will be back ordered
    Add to Wish List
  18. Red Sea Ammonia Test Kit

    Red Sea Ammonia Test Kit

    $21.99
    This product will be back ordered
    Add to Wish List
  19. Seachem Ammonia Alert

    Seachem Ammonia Alert

    Special Price $6.55 Regular Price $7.71
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  20. Salifert Ammonia Test Kit

    Salifert Ammonia Test Kit

    Special Price $11.89 Regular Price $13.99
    This product will be back ordered
    Add to Wish List
  21. Hanna HI739 Checker Fluoride High Range

    Hanna Instruments HI739 Checker Fluoride High Range

    $68.00
    Special Order
    Add to Wish List
  22. Hanna HI749 Checker Chromium VI Low Range

    Hanna Instruments HI749 Checker Chromium VI Low Range

    $64.95
    This product will be back ordered
    Add to Wish List
  23. Hanna HI771 Checker Chlorine Ultra High Range

    Hanna Instruments HI771 Checker Chlorine Ultra High Range

    $75.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  24. Hanna HI716 Checker Bromine

    Hanna Instruments HI716 Checker Bromine

    $64.95
    This product will be back ordered
    Add to Wish List
  25. Hanna HI718 Checker Free Iodine Range

    Hanna Instruments HI718 Checker Free Iodine Range

    $64.95
    This product will be back ordered
    Add to Wish List
  26. Salifert Iodine Test Kit

    Salifert Iodine Test Kit

    Special Price $24.91 Regular Price $29.30
    Out Of Stock
    Add to Wish List
  27. Salifert Strontium Test Kit

    Salifert Strontium Test Kit

    Special Price $28.20 Regular Price $33.18
    Out Of Stock
    Add to Wish List
  28. Hanna Instruments HI747 Checker Low Range Copper

    Hanna Instruments HI747 Checker Low Range Copper

    $64.95
    This product will be back ordered
    Add to Wish List
  29. Hanna Instruments HI702 Checker High Range Copper

    Hanna Instruments HI702 Checker High Range Copper

    $64.95
    This product will be back ordered
    Add to Wish List
  30. Salifert Copper Test Kit

    Salifert Copper Test Kit

    Special Price $14.42 Regular Price $16.97
    Out Of Stock
    Add to Wish List
  31. HM Digital TDS-EZ

    HM Digital TDS-EZ Water Quality Tester

    Special Price $18.05 Regular Price $21.24
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  32. HM Digital TDS-4 Pocket Sized TDS Meter

    HM Digital TDS-4 Pocket Sized TDS Meter

    Special Price $14.44 Regular Price $16.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  33. HM Digital TDS-3 & Temp Meter with Case

    HM Digital TDS-3 & Temp Meter with Case

    Special Price $18.02 Regular Price $21.20
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  34. HM Digital EC-3 Handheld EC & Temp Meter with Case

    HM Digital EC-3 Handheld EC & Temp Meter with Case

    Special Price $18.87 Regular Price $22.20
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  35. HM Digital TDS-4TM Pocket Sized TDS & Temp Meter

    HM Digital TDS-4TM Pocket Sized TDS & Temp Meter

    Special Price $21.68 Regular Price $25.50
    This product will be back ordered
    Add to Wish List
  36. HM Digital COM-80 EC/TDS/Temp Water Resistant HydroTester

    HM Digital COM-80 EC/TDS/Temp Water Resistant HydroTester

    Special Price $33.96 Regular Price $39.95
    This product will be back ordered
    Add to Wish List
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