Reef Endurance Bulk Calcium Chloride, 2.5 lbs
SKU: RE-CACHL-B
- Maintains essential calcium levels for coral growth and health
- Pharmaceutical-grade formula ensures purity and reliability
- Crystal clear mixing with no unwanted impurities
- Resealable packaging for easy storage and use
- Ideal for reef aquariums with corals and other invertebrates
Reef Endurance
A line of pharmaceutical-grade aquarium supplements and filtration media.
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Reef Endurance Bulk Calcium Chloride, 2.5 lbs for Reef Aquariums
Reef Endurance Bulk Calcium Chloride, 2.5 lbs is a pharmaceutical-grade aquarium additive designed to maintain essential calcium levels in reef aquaria. This bulk calcium chloride is formulated to ensure clear mixing and no unwanted impurities, making it an ideal choice for hobbyists looking to support the growth and health of corals and other reef-building invertebrates.
Key Features
- Pharmaceutical-grade formula for purity and reliability
- Crystal clear mixing with no unwanted impurities
- Resealable packaging for easy storage and use
- No residue after dosing, ensuring clean aquariums
- Easy 2-part dosing regimen for precise control
- Maintains calcium levels within a range of 412-450ppm
Ideal For
- Hobbyists maintaining a reef aquarium with corals and other invertebrates
- Aquariums requiring precise calcium level management
- Tank owners seeking a clear and residue-free dosing solution
- Aquarists using a two-part dosing regimen for balanced water parameters
While most of our equipment carries a one-year manufacturer's warranty, consumable products like fish and coral foods are not covered under traditional warranty terms due to their perishable nature and varied storage conditions. However, we fully stand behind the quality of every product we sell. If you experience any issues with your food purchase shortly after receiving it, such as concerns about freshness, packaging integrity, or product quality, please contact us at [email protected]. We're committed to making it right and will work with you to resolve any problems quickly and fairly.
Stock Solution Mixing Instructions:
1gal RO/DI + 1 kg (1000 grams) of Calcium Chloride will create a stock solution with a calcium concentration of 95.4 g/L.
- Fill a one-gallon container half full of RO/DI or distilled water
- Add 1 kg (1000 grams) of Calcium Chloride to the container with water.
- Top off to the 1-gallon mark and secure the cap.
- Shake the solution vigorously and allow it to dissolve for 24 hours altogether.
Note: Alternatively, add three tablespoons of Magnesium Chloride to help maintain magnesium levels.
Dosing Instructions:
1 mL of Calcium Chloride stock solution will raise calcium by approximately 25.2 ppm in 1 USG. Increasing calcium by more than 50 ppm per day is not recommended.
Tip: If you have issues raising your calcium levels, ensure your aquarium magnesium level is between 1200 and 1350 ppm.



