LEWATIT® MDS 200 H

Summary

Product identification

• Product Name: LEWATIT® MDS 200 H
• Common Description: Strongly acidic, gel type cation exchange resin in its H form containing fine beads of a uniform size.
• Functional group: Sulfonic acid
• Matrix: Styrenic
• Structure: Gel
• Appearance: Dark brown

Operating limits

• Stability pH range: 0-14
• Operating temperature (max): 140 °C
• Operating pH range during exhaustion: 2-14
• Max. pressure loss during operation: 250 kPa

Feed water

• Total capacity (delivery form): min. 2.3 eq/L
• Ionic conversion H+: min. 99.8 eq. %

Product water

None specified.

Electrical

None specified.

Mechanical / hydraulic

• Uniformity coefficient (max): 1.1
• Mean bead size (d50): 0.33 mm
• Bulk density for shipment (+/- 5%): 800 g/L
• Density (approx.): 1.21 g/mL
• Water retention (delivery form): 45-50 % (weight)
• Volume change (H⁺ - Na⁺) (max. approx.): -8 %
• Friability: min. 95 vol % >200 g/bead
• Bed depth for single column (min): 600 mm
• Bed depth per component in mixed bed (min): 500 mm
• Backwash bed expansion per m/h (20°C): 6 %
• Specific pressure loss (15°C): 4 kPa*h/m²
• Specific flow rate (max): 100 BV/h

Regeneration

• HCl regeneration concentration (approx.): 4-6 wt. %
• HCl regeneration quantity co-current (min): 100 g/L resin
• HCl regeneration quantity counter-current (min): 55 g/L resin
• H₂SO₄ regeneration concentration (approx.): 1.5-8 wt. %
• H₂SO₄ regeneration quantity co-current (min): 120 g/L resin
• H₂SO₄ regeneration quantity counter-current (min): 80 g/L resin
• Regeneration contact time (min.): 20 minutes
• Slow rinse at regeneration flow rate (min.): 2 BV
• Fast rinse at service flow rate (min.): 2 BV

Storage and Handling

• Storage time (after delivery) (max.): 2 years
• Storage temperature range: -20 - +40 °C
• Recommended storage: Above freezing point of water, under roof, dry, out of direct sunlight.
• Frozen resin: Allow to thaw gradually at ambient temperature. Do not mechanically handle.
• Packaging stability: Limited to 24 months under recommended storage conditions.

Safety precautions: Avoid contact with strong oxidants (e.g., nitric acid) which can cause violent reactions. Observe the Safety Data Sheet for additional information.

Disposal: Dispose according to European waste nomenclature within the European Community.

Disclaimer: Extraction may miss figures, footnotes, or revisions; contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror