Demineralization is the process of removing mineral salts from Water by using the ion exchange process.
Demineralised Water is Water completely free ( or almost ) of dissolved minerals as a result of one of the following processes :

Distillation
Deionization
Membrane filtration (reverse osmosis or nanofiltration)
Electrodyalisis
Or other technologies.

Reecon Aqua Green Technologies PVT. LTD
Ph: +91-9448163002