Accurate and reliable magnesium testing for marine aquariums

Salifert Magnesium (Mg) Profi Test Kit is designed for reef keepers who need precise and easy measurement of magnesium levels. Ideal for maintaining stable parameters in saltwater tanks, especially those with corals, SPS, LPS, and coralline algae

Key Features

• High-accuracy testing for marine aquariums
• Easy-to-read results with clear color indication
• Fast testing time — results within minutes
• Wide measurement range suitable for all reef tanks
• Lab-grade reagents for trusted reliability
• Ideal for SPS/LPS coral systems
• Long-lasting kit providing multiple tests per box

Why Magnesium Is Important

• Helps stabilize calcium and KH
• Supports coral growth, coloration, and skeletal structure
• Prevents precipitation of calcium carbonate
• Essential for healthy reef chemistry

Recommended Magnesium Levels

• Reef Aquarium: 1250 – 1350 ppm
• Fish-Only Marine Tanks: 1200 – 1300 ppm

Usage

• Simple step-by-step testing method
• Suitable for beginners and advanced reef keepers
• Follow instructions on the included manual for best accuracy