Sera Marine Reef Salt Mix 3.9KG – Reef-Grade Salt for 120L Tanks

Sera Marine Reef Salt Mix is specially developed for reef aquariums where water clarity, mineral stability, and coral vitality are key. This 3.9kg pack is perfectly portioned to prepare approximately 120 liters of high-quality saltwater—ideal for small reef tanks or regular water changes.

Ingredients:

• Refined marine-grade salt
• Calcium, magnesium, and carbonates in balanced proportions
• Enriched with vital trace elements: strontium, iodine, potassium
• Free from nitrate, phosphate, and artificial enhancers

Usage Instructions:
Dissolve 34–36g of salt per liter of purified water. Stir thoroughly until the salt is completely dissolved. Use a hydrometer or refractometer to confirm salinity (1.022–1.025) before adding to the aquarium. Allow mixed water to aerate for a few hours for optimal results.

Material:

• Ultra-fine, fast-dissolving salt blend
• Packaged in a sealed, moisture-resistant 3.9kg pouch

Product Features:

• Coral-Ready Composition: Maintains mineral levels ideal for sensitive reef species
• Quick Dissolving Formula: No cloudiness or residue
• Stable Water Chemistry: Helps maintain pH and alkalinity balance
• No Unwanted Additives: Phosphate- and nitrate-free for cleaner reef environments
• Convenient Size: Accurate dosing for nano and mid-sized marine tanks

Ideal For:

• Reef aquarium setups up to 120 liters
• Coral frag tanks and marine nano systems
• Hobbyists looking for consistent salt quality in a manageable size