Technical Specifications

Physical and chemical properties

  • Appearance: Liquid
  • Colour: Yellow
  • Odour: Slight
  • Solubility: Soluble in water
  • pH (concentrated solution): 8
  • Density: 1.12 - 1.16 g/cm³


  • Non-hazardous
  • Non-toxic
  • Biodegradable


  • EN 9001 & ISO 14001


  • Best in class formulation for mild steel protection to prevent magnetite generation
  • Every batch of MC1+ is quality controlled and performance tested to UKAS standards
  • Protects against corrosion and scale
  • Maintains heating efficiency
  • Helps reduce heating costs and maintenance bills 
  • Suitable for use in commercial heating and closed cooling systems
  • Compatible with all metals using five separate inhibition mechanisms
  • Limescale inhibition
  • Part L Building Regulation compliant
  • Buffered to maintain a neutral pH of system water
  • Compatible with all ADEY Chemicals
  • Doses at 0.4% of system volume – a higher concentration formula than other market products

Product Selector

Get straight to the products you need in a few clicks. Simply tell us about the property type and size. We’ll give you a list of the best ADEY products for that job and where to find them.

Product selector


Protection from freezing temperatures, corrosion and scale formation with added biocide.

View product

MC3+ Cleaner

Quicker to dose, speedier to start cleaning

View product

Magnetite is the biggest cause of central heating system breakdowns, hands down.