LEWATIT® MDS 1368 Ca /320

Summary

Product identification

LEWATIT® MDS 1368 Na 320 is a food grade, gel-type, monodisperse, strongly acidic cation exchange resin based on a styrene-divinylbenzene copolymer. It is suitable for chromatographic separations, such as the ion exclusion of molasses.

Common Description:

• Delivery form: Na⁺
• Functional group: Sulfonic acid
• Matrix: Styrenic
• Structure: Gel
• Appearance: Light brown, transparent

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%): 820 g/L
• Density: approx. 1.3 g/mL
• Water retention (H⁺ form): approx. 47-53 weight %
• Stability pH range: 5-14
• Stability temperature range: 1-120 °C
• Storage time (after delivery): min. 0.5 years
• Storage temperature range: -20 - +40 °C

Operation

• Operating temperature: max. 120 °C
• Operating pH range during exhaustion: 0-14
• Bed depth for single column: min. 800 mm
• Backwash bed expansion per m/h (20°C): 15 %
• Specific pressure loss (15°C): 4 kPa*h/m²
• Max. pressure loss during operation: 200 kPa

Additional Information & Regulations

• Safety precautions: Strong oxidants, e.g. nitric acid, can cause violent reactions. Observe the safety data sheet.
• Disposal: Dispose according to the European waste nomenclature.
• Storage: Recommended to store above freezing point, dry, under roof, out of direct sunlight. If frozen, thaw gradually at ambient temperature before handling. Packaging stability is limited to 24 months under recommended storage conditions.

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