DIAION PA312L

Summary

Product identification

• Grade Name: DIAION™ PA312L
• Type: Strong Base Anion
• Matrix: Styrene-DVB, Porous
• Functional Group: Type I (trimethyl ammonium groups)
• Ionic Form: Cl⁻

Operating limits

• Maximum Operating Temperature:
  • 80 °C (Cl⁻)
  • 60 °C (OH⁻)
• Operating pH Range: 0 - 14

Recommended Operating Conditions

• Minimum Bed Depth: 800 mm
• Service Flow Rate: 10 - 60 m/h
• Regenerant: NaOH
• Regenerant Concentration: 2 - 8 % NaOH
• Regenerant Level: 50 - 200 g/L
• Regenerant Flow Rate: 2 - 8 m/h
• Total Rinse Requirement: 2 - 10 BV

Product

• Salt Splitting Capacity: 1.2 meq/mL (min.)

Typical Properties

• Shipping Density: 680 g/L
• Mean Particle Size: 660 μm
• Particle Density: 1.07 g/mL
• Total Swelling (Cl⁻ to OH⁻): 23 %
• Whole Bead Count: 95 % (min.)
• Water Content: 49 - 55 %
• Particle Size Distribution on 1180 μm: 5 % (max.)
• Particle Size Distribution thr. 425 μm: 5 % (max.)
• Effective Size: 0.45 mm (min.)
• Uniformity Coefficient: 1.6 (max.)

Hydraulic Characteristics

The approximate pressure drop at various temperatures and flow rates for each meter of bed depth of DIAION™ PA312L resin in normal down flow operation is shown in the graphs below.

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