Dow Water Solutions

DOWEX 22

Ion exchange resin for sweetener applications, specifically designed for good kinetics and high performance in critical, mixed bed polishing of sugars.

Product Name	Type	Matrix	Functional Group
DOWEX 22	Type II Strong Base Anion	Styrene-DVB, Macroporous	Quaternary Amine, Dimethylethanol Amine

Typical Physical and Chemical Properties	Units	Cl- Form
Total Exchange Capacity, min.	eq/L	1.2
Water Retention Capacity	%	48 - 56
Whole Uncracked Beads, min.	%	98
Particle Size Distribution
>1200 μm, max. (16 mesh)	%	<2
<300 μm, max. (50 mesh)	%	<1
Total Swelling (Cl- → OH-), approx.	%	12
Particle Density, approx.	g/mL	1.1
Shipping Weight, approx.	g/L	670
Shipping Weight, approx.	lbs/ft3	42