API Marine Calcium Test Kit

API Calcium Test Kit

API® Calcium Test Kit helps you accurately monitor calcium levels in reef aquariums. Calcium is essential for healthy coral growth and supports reef invertebrates such as corals, crustaceans, mollusks, and certain encrusting algae.

Product Benefits

• Measures calcium levels as low as 20 mg/L
• Helps maintain healthy calcium levels in reef aquariums
• Supports coral, crustacean, mollusk, and reef invertebrate health
• Helps monitor calcium depletion over time
• Useful for maintaining stable reef aquarium water conditions
• Easy-to-use test kit with clear result comparison

Why Calcium Testing Matters
Calcium is one of the most important elements in a reef aquarium. Over time, calcium levels can drop as corals and invertebrates use calcium for growth, or when calcium reacts with excess phosphate. Regular testing helps ensure your reef aquarium stays within a healthy range.

Suitable For
Reef aquariums and saltwater aquariums with corals or reef invertebrates.

Kit Includes

• 2 calcium test solution bottles
• Glass test tube
• Easy-to-read instructions

Usage Reminder
Test calcium levels regularly and always follow the product instructions for accurate results.