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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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Red Sea Alkalinity KH Pro Test Kit
Special Price $36.95 Regular Price $41.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea ph/Alkalinity Test Kit
Special Price $19.35 Regular Price $21.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Alkalinity Test Kit Reagent Re... Alkalinity Test Kit Reagent Refill
Special Price $21.99 Regular Price $24.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Calcium Pro Test Kit
Special Price $34.31 Regular Price $38.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Calcium Test Kit Reagent Refill
Special Price $21.99 Regular Price $24.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Magnesium Test Kit MG
Special Price $36.95 Regular Price $41.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Magnesium Pro Test Kit Reagent... Magnesium Pro Test Kit Reagent Refill
Special Price $21.99 Regular Price $24.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Phosphate Pro Test Kit
Special Price $48.39 Regular Price $54.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Phosphate Pro Test Refill 100 ... Phosphate Pro Test Refill 100 tests
Special Price $25.51 Regular Price $28.99OUT OF STOCK -
Red Sea Phosphate Test Kit
Special Price $25.51 Regular Price $28.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Nitrate Pro Test Kit NO3
Special Price $44.87 Regular Price $50.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Nitrate Pro Test Kit Reagent R... Nitrate Pro Test Kit Reagent Refill
Special Price $25.51 Regular Price $28.99Order 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) -
Red Sea Ammonia Test Kit
Special Price $19.35 Regular Price $21.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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) -
Red Sea Potassium Pro Test Kit
Special Price $40.44 Regular Price $45.95Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Coral Colors Test Kit I2/K/Fe
Special Price $74.79 Regular Price $84.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Reef Foundation Pro Test Kit
Special Price $65.99 Regular Price $74.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Red Sea Seawater Refractometer
Special Price $61.59 Regular Price $69.99Order by 3:30pm EST for Same Day Shipping (M-F)
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