Description
API Reef Master Test Kit 4 In 1
The API Reef Master Test Kit 4 In 1 (SKU: APH305) is an essential liquid testing set engineered for marine and reef aquariums. Maintaining strict water parameters is critical for stony corals, soft corals, and sensitive invertebrates. This master kit measures the 4 key reef parameters—Calcium, Carbonate Hardness (KH), Phosphate, and Nitrate—ensuring optimal conditions for coral skeleton formation, colour retention, and nuisance algae prevention.
Usage & Application
When to Use
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Routine Reef Care: Test weekly to track parameter consumption by growing corals and invertebrates.
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Dosing Calibration: Measure parameters before and after adding trace elements, buffer additives, or calcium/alkalinity supplements.
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Coral Stress Troubleshooting: Test immediately if corals show tissue loss, pale colouration, or poor polyp extension.
How to Use
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Collect a 5 mL water sample from the marine aquarium in one of the provided glass test tubes.
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Follow the specific step-by-step liquid reagent drop instructions for Calcium, KH, Phosphate, or Nitrate.
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Cap and mix as instructed, then compare the liquid colour against the high-precision laminated reef colour cards under a clear light source.
Product Specifications & Highlights
Key Features
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4 Critical Reef Tests: Measures Calcium (Ca²⁺), Carbonate Hardness (KH), Phosphate (PO₄³⁻), and Nitrate (NO₃⁻)
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High Precision & Accuracy: Liquid titration and colourimetric methods deliver reliable results for delicate reef species.
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Comprehensive Kit: Includes 7 liquid test reagent bottles, 4 glass test tubes with snap caps, a holding tray, and laminated colour charts.
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High Yield Value: Performs over 500 total tests across all four testing parameters.
Product Details
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Brand: API
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SKU: APH305
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Product Type: Testing / Reef & Marine Test Kit
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Target Environment: Marine & Reef Aquariums
Additional Information
The API REEF MASTER TEST KIT lets you monitor key reef aquarium parameters, including calcium, carbonate hardness (KH), phosphate, and nitrate. This kit includes four specialised tests calibrated for reef environments. Simply fill the test tubes, add the test solution, and compare the results to the included colour chart. Follow the chart’s recommendations to make adjustments if needed.





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