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Water Testing
Regularly testing your aquarium water is essential for keeping fish, corals, and other marine life healthy. At Aquarium Specialty, we offer only top-quality and accurate water testing solutions, including titration test kits from trusted brands like Elos, Salifert, Red Sea. For quick and precise results, explore our electronic testers from SenSafe, Hanna Instruments & HM Digital, or choose comprehensive ICP-OES water testing from Triton Labs for a full-panel analysis of your aquarium’s water quality.
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Hanna Instruments HI767 Checker Nitrite Low Range
Special Price $54.39 Regular Price $67.99Special Order -
Hanna Instruments HI708 Checker Nitrite High Range
Special Price $54.39 Regular Price $67.99Special Order -
Salifert Nitrite Test Kit
Special Price $10.08 Regular Price $11.86Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Nitrate/Nitrite Test Kit
Special Price $12.76 Regular Price $14.50Order by 3:30pm EST for Same Day Shipping (M-F) -
Elos Test Kit - Nitrite
Special Price $10.00 Regular Price $20.10Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna HI700 Checker Ammonia Low Range Fres... Checker Ammonia Low Range Fresh Water
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI715 Checker Ammonia Medium R... HI715 Checker Ammonia Medium Range Fresh Water
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Ammonia Test Kit
Special Price $19.35 Regular Price $21.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Seachem Ammonia Alert
Special Price $7.01 Regular Price $8.25Order by 3:30pm EST for Same Day Shipping (M-F) -
Salifert Ammonia Test Kit
Special Price $11.89 Regular Price $13.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI771 Checker Chlorine Ultra H... HI771 Checker Chlorine Ultra High Range
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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Hanna Instruments HI718 Checker Free Iodine Range
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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Hanna Instruments HI747 Checker Low Range Copper
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI702 Checker High Range Copper
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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HM Digital EC-3 Handheld EC & Temp Me... EC-3 Handheld EC & Temp Meter with Case
$22.20Order by 3:30pm EST for Same Day Shipping (M-F) -
HM Digital TDS-4TM Pocket Sized TDS &... TDS-4TM Pocket Sized TDS & Temp Meter
$25.50Order by 3:30pm EST for Same Day Shipping (M-F) -
HM Digital COM-80 EC/TDS/Temp Water Resis... COM-80 EC/TDS/Temp Water Resistant HydroTester
$39.95Order by 3:30pm EST for Same Day Shipping (M-F) -
HM Digital COM-100 Waterproof EC/TDS/Temp... COM-100 Waterproof EC/TDS/Temp Combo Meter
$72.95Order by 3:30pm EST for Same Day Shipping (M-F) -
HM Digital DM-2 In-Line Dual TDS Monitor ... DM-2 In-Line Dual TDS Monitor with 1/4" fittings
$45.50Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI 98311 EC/TDS/°C/°F tester
Special Price $111.99 Regular Price $139.99Special Order -
Red Sea Algae Control Multi NO3/PO4 Te... Algae Control Multi NO3/PO4 Test Kit
Special Price $61.59 Regular Price $69.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Iodine Pro Test Kit
Special Price $44.87 Regular Price $50.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Marine Care Test Kit
Special Price $37.69 Regular Price $42.83Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI780 Marine pH Checker® HC
Special Price $54.39 Regular Price $67.99Special Order -
Hanna Instruments HI705 Checker Silica Low Range
Special Price $54.39 Regular Price $67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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HM Digital PH-80 pH/Temp Water Resistant ... PH-80 pH/Temp Water Resistant HydroTester
$49.95Order by 3:30pm EST for Same Day Shipping (M-F) -
Milwaukee PH55 PRO Waterproof pH & Temper... PRO Waterproof pH & Temperature Tester with ATC & Replaceable Probe
$60.00Usually Ships in 2 - 3 Weeks -
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