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ESTA® Kieserite fine
Magnesium and Sulphur – naturally!


ESTA® Kieserit fine

Kieserite 27+55
27 % MgO water-soluble magnesium oxide
55 % SO3 water-soluble sulphur trioxide



  • ESTA® Kieserit fine is a sulphate based magnesium and sulphur fertiliser with 27% MgO and 55% SO3.
  • ESTA® Kieserit fine contains the nutrients magnesium and sulphur in an immediately plant available (water-soluble) form.
  • ESTA® Kieserit fine is an efficient Mg- and S-source for all crops in all types of soil regardless of soil pH.
  • ESTA® Kieserit fine is available as a fine crystalline product suitable for the production of compound fertilisers as well as for straight manual application.
  • ESTA® Kieserit fine is, as a crude salt, approved according to regulation (EC) 834/2007 and (EC) 889/2008 for use in organic farming systems.