Polymer Matrix Structure

Crosslinked Polystyrene Divinylbenzene（7%）

Physical Form and Appearance

Clear spherical beads

Whole Bead Count

95% min.

Functional Groups

R-SO3ˉ

Ionic Form ,as shipped

Na

Shipping Weight (approx.)

810 g/l (51 lb/ft3)

Particle Size Range

+1.2 mm <5%, -0.3 mm <1%

Moisture Retention, Na+ form

45-50%

Swelling Na+→ H+

10% max.

Ca2+→Na+

5% max.

Specific Gravity, moist Na+ Form

1.27

Total Exchange Capacity, Na+ form, wet, volumetric

1.85 eq/l

Operating Temperature, Na+ Form

150oC (300oF) max.

pH Range, Stability

0 - 14