DOWEX HCR-S

A high capacity cation exchange resin for industrial softening and demineralization applications.

Product Name	Type	Matrix	Functional Group
DOWEX HCR-S	Strong Acid Cation	Styrene-DVB, Gel	Sulfonic Acid

Guaranteed Sales Specification	Units	Na⁺ Form	H⁺ Form
Total Exchange Capacity, min.	eq/L	2.0	1.8
Total Exchange Capacity, min.	kgr/ft³ as CaCO₃	43.7	39.3
Particle Size Distribution
300 μm - 1200 μm, min. (50 mesh - 16 mesh)	%	90	90
Color Throw, as packaged, max.	APHA	20	----
Acidity Range	pH	7.0 - 10.5	----

Typical Physical and Chemical Properties	Units	Na⁺ Form	H⁺ Form
Water Retention Capacity	%	44 - 48	50 - 56
Whole Uncracked Beads	%	90 - 100	90 - 100
Total Swelling (Na⁺ → H⁺)	%	8	8
Particle Density, approx.	g/mL	1.28	1.22
Shipping Weight, approx.	g/L	820	780
Shipping Weight, approx.	lbs/ft³	51	49

For additional particle size information, please refer to the Particle Size Distribution Cross Reference Chart (40KB PDF).

®™^* Trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow