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  API Ammonia Test Kit Fresh/Saltwater $34.99
• 
  API Calcium Test Kit Liquid 1.25oz Saltwater $32.99
• 
  API Copper Test Kit Liquid 1.25oz Fresh/Saltwater $32.99
• 
  API Freshwater Master Multi Test Kit 5 in 1 $99.99
• 
  API Freshwater Mini pH Test Kit $29.99
• 
  API GH/KH Hardness Test Kit $34.99
• 
  API KH Hardness Mini Test Kit $29.99
• 
  API Nitrate Test Kit Fresh/Saltwater $34.99
• 
  API Nitrite Test Kit Freshwater/Saltwater $32.99
• 
  API pH High Range Test Kit Fresh/Saltwater $29.99
• 
  API Phosphate Test Kit Liquid 1.25oz Fresh/Saltwater $44.99
• 
  API Pond Care Master Test Kit $99.99
• 
  API Quick Testing Strips 5 in 1 25 pack $39.99
• 
  API Reef Master Test Kit 4 in 1 $99.99
• 
  API Saltwater Master Liquid Test Kit $99.99
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  Aquaforest Alkalinity Test Pro 78-100 tests $39.99
• 
  Aquaforest Magnesium Test Pro 55-60 tests $44.99
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  Hanna 35.00 ppt Marine Salinity Calibration Standard (25 x 20 ml) - HI70024P $69.99
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  Hanna Alkalinity, colorimetric method, Reagents for 25 tests - HI772-26 $29.99
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  Hanna Checker® Plus pH Tester with 0.01 pH resolution - HI98100 $99.99
• 
  Hanna Marine Alkalinity (CaCO3) Checker® HC (Parts Per Million) - HI755 $103.99
• 
  Hanna Marine Alkalinity Checker®HC (dKH)- HI772 $108.99
• 
  Hanna Marine Calcium Checker HC Colorimeter - HI758 $119.99
• 
  Hanna Marine Calcium Checker HC Reagents for 25 Tests - HI758-26 $59.99
• 
  Hanna Marine Magnesium Checker - HI783 $142.99
• 
  Hanna Marine Magnesium Reagents for 25 Tests - HI783-25 $44.99
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  Hanna Marine Nitrate High Range Checker - HI782 $114.99
• 
  Hanna Marine PH Checker - HI780 $103.99
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  Hanna Marine PH Checker Refills (100) Tests) - HI780-25 $39.99
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  Hanna Marine phosphate - low range, ascorbic acid, reagents for 25 tests - HI713-25 $24.99
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  Hanna Marine phosphate - ultra low range, ascorbic acid, reagents for 25 tests - HI774-25 $29.99
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  Hanna Marine Reagents for High Range Nitrate 25 Tests - HI782-25 $39.99
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  Hanna Phosphate Low-Range Checker® HC - HI713 $119.99
• 
  Hanna Phosphate Ultra Low-Range Checker® HC - HI774 $119.99
• 
  Hanna Salinity Tester - HI98319 $169.99
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  ICP Test Kit - Triton Lab $69.99
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  JBL Ammonium NH4 Test $29.99
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  JBL Ammonium NH4 Test - REFILL $19.99
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  JBL Ca Test - REFILL $29.99
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  JBL Co2 Direct Test Kit $39.99