Sera Magnesium-Test Mg-Reagent 3 Refill Pack

The Sera Magnesium-Test Mg-Reagent 3 Refill Pack-3X15ml is a must-have for maintaining optimal magnesium levels in your aquarium. Made with high-quality reagents, this pack is designed to accurately test magnesium levels, giving you peace of mind and a healthy aquatic environment. Keep your fish and plants thriving with this reliable refill pack.

Refill Pack-3X15ml