gefo refractometer 2680


  • For ethylene glycol (ethane diol)/
    water mixtures for cooling
    systems in cars, trucks, etc.
  • For propylene glycol (propane diol)/
    water mixtures in the cooling circuits
    of heating systems, solar systems
  • Determination of density of storage
    battery acid in batteries
  • Determination of concentrations and
    characteristics of not standardized
    liquids, whose values are between
    1.333 and 1.396 nD by means of a
    refractive index table.
    Examples: Anti-freeze agents for windscreen
    washer units, special anti-freeze
    agents, lubricating oils, oily emulsions ...