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Home
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Testers & Test Kits
API
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Hanna Marine Salinity Tester HI98319
Red Sea Pro High-Accuracy Trace Colors Multi Test Kit
Red Sea Pro High-Accuracy Algae Control Nitrate and Phosphate Test Kit Combo
$79.99
$79.99
$74.99
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Red Sea Pro High-Accuracy Calcium Alkalinity and Magnesium Test Kit Combo
Hanna Alkalinity dKH Checker
Hanna Calcium Checker
$74.99
$64.95
$64.95
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Hanna Copper Checker, High Range
Hanna pHep®+ Pocket pH Tester with 0.01 pH Resolution
Hanna Phosphate Checker, Low Range
$64.95
$64.95
$64.95
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Hanna Phosphate Checker, Ultra Low Range
Hanna Phosphorus Checker, Ultra Low Range
Hanna Saltwater Nitrate High Range Checker HI782
$64.95
$64.95
$64.95
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Hanna Saltwater Nitrate Low Range Checker HI781
Hanna Checker® Plus pH Tester
Hanna Waterproof Pocket pH Tester with 0.1 Resolution
$64.95
$56.00
$56.00
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Red Sea Pro High-Accuracy Nitrate Test Kit
Red Sea Pro High-Accuracy Phosphate Test Kit
API Reef Master Test Kit
$50.99
$50.99
$49.99
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Hanna Checktemp® 1 Digital Thermometer
Red Sea Pro High-Accuracy Calcium Test Kit
Red Sea Pro High-Accuracy Magnesium Test Kit
$42.99
$41.99
$41.99
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Hanna Checker® pH Tester with 0.1 pH Resolution
Red Sea Pro High-Accuracy KH Alkalinity Test Kit
API Saltwater Master Test Kit
$40.00
$38.99
$35.99
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Available in-store only!
Salifert Strontium Test Kit
Salifert Iodine Test Kit
Hanna Calcium Reagent for Checker, 25 pack
$33.19
$29.39
$28.00
Out of stock
Out of stock
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Nyos Nitrate Test Kit
Nyos Phosphate Test Kit
Red Sea Pro High-Accuracy Calcium Test Reagent Refill
$24.99
$24.99
$22.99
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