Red Sea MCP Magnesium (Mg) Test

The Red Sea MCP Magnesium (Mg) Test provides fast, reliable titration-based measurements to help marine aquarists maintain stable Magnesium levels—an essential element for coral skeleton formation, balanced alkalinity, and overall reef health. With selectable accuracy (50ppm or 100ppm), this kit offers flexibility whether you're fine-tuning an SPS system or maintaining general reef stability.

 

Key Benefits

• Accurate Magnesium testing with 50ppm or 100ppm precision

• Easy-to-use titration method with clear colour shift endpoint

• Supports balanced Ca/Mg/Alk chemistry for healthy reef systems

• Includes conversion tables for instant result interpretation

 

Core Features

• Flexible accuracy levels

  • Choose 50ppm for fine control or 100ppm for routine checks

• Complete reagent set

  • Reagent A (15ml)

  • Reagent B (15ml)

  • Reagent C (50ml)

  • 5ml syringe

  • Glass vial

  • Colour card

  • User manual

• Reef-focused design

  • Helps maintain ideal Magnesium levels to stabilise pH and alkalinity

 

Technical Specifications

• Element: Magnesium (Mg)

• Test Type: Titration

• Accuracy: 50ppm / 100ppm

• Range: ∞

• Number of Tests: 38–75

• Application: Marine aquariums

 

Who is this product for?

• Reefkeepers maintaining balanced Ca/Mg/Alk chemistry

• SPS and LPS aquarists requiring stable Magnesium levels

• Marine hobbyists seeking reliable, simple titration testing

• Anyone needing flexible accuracy options