LEWATIT® MDS 1369 Ca / 320

Summary

Product identification

• Product Name: Lewatit® MDS 1369 Ca 320
• Common Description: Food grade, gel-type, monodisperse, strongly acidic cation exchange resin based on a styrene-divinylbenzene copolymer. Suitable for chromatographic separations, such as the separation of glucose and fructose.
• Functional group: Sulfonic acid
• Matrix: Styrenic
• Structure: Gel
• Delivery form: Ca²⁺
• Appearance: Light brown, transparent
• Production Process: Manufactured in a 1,2-dichloroethane-free production process.

Specified Data

• Uniformity coefficient: max. 1.15
• Mean bead size (d50): 0.29-0.35 mm
• Total capacity (H⁺ form): min. 1.8 eq/L

Typical Physical and Chemical Properties

• Bulk density for shipment (+/- 10%): 780 g/L
• Density: approx. 1.3 g/mL
• Water retention (H⁺ form): approx. 47-53 % by weight

Operating Limits

• Stability pH range: 5-14
• Stability temperature range: 1-120 °C
• Operating temperature: max. 120 °C
• Operating pH range during exhaustion: 0-14

Mechanical / Hydraulic

• Bed depth for single column: min. 800 mm
• Back wash bed expansion (per m/h at 20°C): 15 %
• Specific pressure loss (at 15°C): 4 kPa*h/m²
• Max. pressure loss during operation: 200 kPa

Storage

• Storage time (after delivery): min. 0.5 years
• Storage temperature range: -20 - +40 °C
• Recommended storage conditions: Above freezing point of water, under roof, in dry conditions without direct sunlight.
• Handling if frozen: Allow to thaw gradually at ambient temperature; do not mechanically handle.

Disclaimer: This 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