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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 HI747 Checker Low Range Copper
$67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI702 Checker High Range Copper
$67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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HM Digital TDS-4 Pocket Sized TDS Meter
Special Price $14.99 Regular Price $16.99Order by 3:30pm EST for Same Day Shipping (M-F) -
HM Digital TDS-3 & Temp Meter with Case
Special Price $12.99 Regular Price $21.20Order by 3:30pm EST for Same Day Shipping (M-F) -
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Red Sea Marine Care Test Kit
Special Price $25.00 Regular Price $42.83Order by 3:30pm EST for Same Day Shipping (M-F) -
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Milwaukee PH55 PRO Waterproof pH & Temper... PRO Waterproof pH & Temperature Tester with ATC & Replaceable Probe
$60.00Usually Ships in 2 - 3 Weeks -
Milwaukee PH56 PRO Waterproof 2-in-1 pH/Temp ... PRO Waterproof 2-in-1 pH/Temp Tester with Replaceable Probe
$125.05Usually Ships in 2 - 3 Weeks -
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Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/T... MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Replaceable Probe
$211.60Usually Ships in 2 - 3 Weeks -
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Two Little Fishies AccuraSea Seawater Ref... Fishies AccuraSea Seawater Reference Solution 250 ml
$11.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Marine Nitrate High Range Checker® R... Nitrate High Range Checker® Reagents (25 Tests)
$20.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Milwaukee ORP57 PRO Waterproof ORP/Temperature... PRO Waterproof ORP/Temperature Tester with Replaceable Probe
$114.99Usually Ships in 2 - 3 Weeks -
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Hanna Instruments HI721 Checker Iron Free Range
$67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI711 Total Chlorine Checker
$67.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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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
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI767-25 Nitrite Low Range Re... 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
$54.99Special Order -
Hanna Instruments HI755-26 Liquid Reagents Alkal... HI755-26 Liquid Reagents Alkalinity
$17.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments HI772-26 Marine Alkalinity Che... HI772-26 Marine Alkalinity Checker® HC Reagents
$17.99Order 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)
$16.00OUT OF STOCK -
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
$27.00Order by 3:30pm EST for Same Day Shipping (M-F)
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