Hanna Instruments | New Dawn Aquaculture

Black Friday: 25% off coral & anemones, Reef Charge, Benchmark, Trace Zero & Stratiform · 15% off Planktura, Waterbox & Hanna · 40% off Brightwell clearanceBlack Friday: up to 25% off + 40% off Brightwell clearance · ends Nov 30 Shop the sale

Hanna Instruments
Marine Salinity Waterproof Tester
(1)
15% off for Black Friday 2026 Sale price $104.55 Regular price $122.99

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Hanna Instruments
pHep+ Waterproof Tester
15% off for Black Friday 2026 Sale price $76.50 Regular price $89.99

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Hanna Instruments
Marine Master - Multiparameter Photometer
15% off for Black Friday 2026 Sale price $557.60 Regular price $655.99

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Hanna Instruments
Nitrate HR Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Phosphate ULR Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Alkalinity DKH Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Calcium Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Magnesium Checker
15% off for Black Friday 2026 Sale price $74.80 Regular price $87.99

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Hanna Instruments
Phosphorus ULR Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Copper HR Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
Ammonia Checker
15% off for Black Friday 2026 Sale price $74.80 Regular price $87.99

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Hanna Instruments
Nitrite ULR Checker
15% off for Black Friday 2026 Sale price $66.30 Regular price $77.99

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Hanna Instruments
35ppt Salinity Calibration Sachet
15% off for Black Friday 2026 Sale price $1.53 Regular price $1.79

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Hanna Instruments
Nitrate HR Checker Reagents
(3)
15% off for Black Friday 2026 Sale price $22.95 Regular price $26.99

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Hanna Instruments
Phosphate ULR Checker Reagents
15% off for Black Friday 2026 Sale price $15.30 Regular price $17.99

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Hanna Instruments
Alkalinity Checker Reagents
(4)
15% off for Black Friday 2026 Sale price $15.30 Regular price $17.99

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Hanna Instruments
Calcium Checker Reagents
15% off for Black Friday 2026 Sale price $39.10 Regular price $45.99

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Hanna Instruments
Magnesium Checker Reagents
15% off for Black Friday 2026 Sale price $22.95 Regular price $26.99

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Hanna Instruments
Phosphorus ULR Checker Reagents
(3)
15% off for Black Friday 2026 Sale price $15.30 Regular price $17.99

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Hanna Instruments
Copper HR Checker Reagents
15% off for Black Friday 2026 Sale price $15.30 Regular price $17.99

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Hanna Instruments
Ammonia Checker Reagents
15% off for Black Friday 2026 Sale price $28.05 Regular price $32.99

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Hanna Instruments
Nitrite ULR Checker Reagents
(1)
15% off for Black Friday 2026 Sale price $15.30 Regular price $17.99

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