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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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Two Little Fishies AccuraSea Seawater Ref... Fishies AccuraSea Seawater Reference Solution 250 ml
Special Price $10.67 Regular Price $11.99OUT OF STOCK -
Hanna Marine Nitrate High Range Checker® R... Nitrate High Range Checker® Reagents (25 Tests)
$26.99OUT OF STOCK -
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SenSafe eXact iDip 570nm Smart Photometer Ma... iDip 570nm Smart Photometer Marine Starter Kit
$339.99OUT OF STOCK -
Hanna Instruments HI764-25 Nitrite Checker Ultra... HI764-25 Nitrite Checker Ultra Low Range Reagents
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI767-25 Nitrite Low Range Rea... HI767-25 Nitrite Low Range Reagents
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI770-25 Reagents Silica High ... HI770-25 Reagents Silica High Range
$62.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI755-26 Liquid Reagents Alkal... HI755-26 Liquid Reagents Alkalinity
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI772-26 Marine Alkalinity Che... HI772-26 Marine Alkalinity Checker® HC Reagents
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI701-25 Free Chlorine Reagents
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments Copper High Range Checker® Re... Copper High Range Checker® Reagents (25 Tests)
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI747-25 Copper Low Range HC R... HI747-25 Copper Low Range HC Reagents
$17.99OUT OF STOCK -
Hanna Instruments HI775-26 Reagents Alkalinity -... HI775-26 Reagents Alkalinity - Fresh Water
$27.00OUT OF STOCK -
Hanna Instruments HI758-26 Marine Calcium Checke... HI758-26 Marine Calcium Checker Reagents
$34.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments Saltwater Nitrate Low Range Ch... Saltwater Nitrate Low Range Checker Reagents
$20.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI708-25 Nitrite High Range Ch... HI708-25 Nitrite High Range Checker Reagents (25 tests)
$24.99OUT OF STOCK -
Hanna Instruments Phosphate Low Range Reagents 2... Phosphate Low Range Reagents 25 Tests
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI93713-01 Phosphate Low Range... HI93713-01 Phosphate Low Range Reagent
$44.99OUT OF STOCK -
Hanna Instruments HI717-25 Phosphate High Range ... HI717-25 Phosphate High Range Checker Reagents
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna HI700-25 Fresh Water Ammonia Reagents L... Fresh Water Ammonia Reagents Low Range
$18.99OUT OF STOCK -
Hanna Instruments HI715-25 Freshwater Ammonia Re... HI715-25 Freshwater Ammonia Reagents Medium Range
$29.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI93707-01 Nitrite Low Range R... HI93707-01 Nitrite Low Range Reagent Kit
$44.99Factory Direct - Usually Ships Out Within 3-4 Days -
Hanna Instruments HI774-25 Phosphate Ultra Low R... HI774-25 Phosphate Ultra Low Range Reagents
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI736-25 Reagents Phosphorus U... HI736-25 Reagents Phosphorus Ultra Low Range
$18.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI721-25 Iron Reagents 25 tests
$14.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments Total Chlorine High Range Reag... Total Chlorine High Range Reagents
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI771-25 UHR Chlorine Reagents
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI93711-01 Total Chlorine Reag... HI93711-01 Total Chlorine Reagents 100 tests
$32.99Special Order -
Hanna Instruments HI718-25 Iodine Reagents 25 te... HI718-25 Iodine Reagents 25 tests
$14.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI726-25 Nickel High Range Che... HI726-25 Nickel High Range Checker Reagents (25 tests)
$59.99Usually Ships In 2 - 3 Business Days
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