DOWEX™ MSC-1

Discontinued. Uniform particle size, high capacity, macroporous cation exchange resin for water demineralization applications.

Product Name Type Matrix Functional Group
DOWEX MSC-1 Strong Acid Cation Styrene-DVB, Macroporous Sulfonic Acid


Guaranteed Sales Specification Units Na+ Form H+ Form
Total Exchange Capacity, min. eq/l 1.7 1.6
Total Exchange Capacity, min. kgr/ft3 as CaCO3 37.1 35.0
Water Retention Capacity % 44 - 50 50 - 56
Uniformity Coefficient 1.1 1.1


Typical Physical and Chemical Properties Units Na+ Form H+ Form
Whole Beads % 95 - 100 95 - 100
Mean Particle Size μm 500 ± 50 520 ± 50
Total Swelling (Na+ → H+) % 4 4
Particle Density, approx. g/ml 1.28 1.20
Shipping Weight** g/l 800 760
Shipping Weight** lbs/ft3 50 47



** As per the backwashed and settled density of the resin, determined by ASTM D-2187.


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