Aquarium Systems Reef Crystals Sea Salt – Enriched Reef Aquarium Salt
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Aquarium Systems Reef Crystals Sea Salt
Enriched Marine Salt for Thriving Reef Aquariums
Reef Crystals Sea Salt by Aquarium Systems is a specially enriched marine salt designed for coral reef aquariums, providing elevated levels of calcium, magnesium, essential trace elements and vitamins.
Building on the trusted Instant Ocean formulation, Reef Crystals offers additional support for SPS, LPS, coralline algae, anemones and other marine invertebrates, making it an excellent choice for regular reef aquarium water changes.
Key Features & Benefits
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Elevated calcium – Supports coral skeleton formation and other calcifying organisms.
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Enhanced magnesium – Helps maintain balanced reef water chemistry.
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Additional trace elements – Replenishes elements consumed by reef inhabitants.
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Vitamin-enriched formula – Includes vitamins intended to support marine invertebrates.
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Fast dissolving – Mixes readily into clear saltwater.
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Consistent quality – Scientifically formulated with batch testing.
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Versatile – Suitable for reef, mixed marine and fish-only aquariums.
Typical Water Parameters
At approximately 1.024 specific gravity and 25°C:
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Alkalinity: 9 dKH
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Calcium: 450 mg/L
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Magnesium: 1,300 mg/L
Values are approximate and will vary with salinity and mixing conditions.
Mixing Instructions
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Fill a clean container with purified RO/DI water.
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Gradually add Reef Crystals salt while circulating.
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Mix until completely dissolved.
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Check salinity using a calibrated refractometer.
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Adjust salinity and temperature to match your aquarium before use.
For typical tropical reef aquariums, approximately 35 ppt salinity is commonly recommended.
Why Choose Reef Crystals?
Reef Crystals is ideal for aquarists wanting a salt mix with enhanced calcium, magnesium and trace elements to complement their reef maintenance routine.
Reef Crystals – enriched seawater chemistry for demanding reef aquariums.

