DOWEX MARATHON A LB

A uniform particle size, strong base anion exchange resin specifically designed for layered bed applications.

Product Name	Type	Matrix	Functional Group
DOWEX MARATHON A LB	Type I Strong Base Anion	Styrene-DVB, Gel	Quaternary Amine

Guaranteed Sales Specification	Units	Cl^- Form
Total Exchange Capacity, min.	eq/L	1.2
Total Exchange Capacity, min.	kgr/ft³ as CaCO₃	26.2
Water Retention Capacity	%	50 - 56
Uniformity Coefficient		1.1 max.

Typical Physical and Chemical Properties	Units	Cl^- Form
Whole Uncracked Beads	%	90
Mean Particle Size	μm	650 ± 50
Total Swelling (Cl^- → OH^-), approx.	%	20
Particle Density, approx.	g/mL	1.09
Shipping Weight, approx.	g/L	670
Shipping Weight, approx.	kgr/ft³ as CaCO₃	42

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