Grades within scope
Strong-acid cationSodium and hydrogen forms for softening and demineralisation.
Strong-base anionType I and Type II grades for demineralisation.
Weak-acid and weak-base resinsFor dealkalisation and efficient regeneration duties.
Mixed-bed gradesFor polishing and high-purity water.
Information reviewed before quotation
Application, feed-water analysis, service flow, regeneration method, vessel volume, incumbent resin and replacement frequency.
Technical review
Total exchange capacity, moisture retention, particle-size range and uniformity coefficient, ionic form as supplied and, for potable-water use, the relevant approval or regulatory position.
Commercial basis
Quantity, packaging, origin, delivery basis, lead time and required TDS, COA and SDS documentation are set out clearly in the proposal.