Answer Center Contact Us About Us Careers

WaterSolutions DOWEX MONOSPHERE 99Ca/350 Strong Acid Cation Exchange Resin

DOWEX™ MONOSPHERE™ 99Ca/350 is a uniform particle size, strong acid cation exchange resin for chromatographic separations in food and beverage applications.

Type	Matrix	Functional Group
Strong Acid Cation	Styrene-DVB, Gel	Sulfonate

Guaranteed Sales Specification	Units	Ca⁺⁺ Form
Total Exchange Capacity, min.	eq/L	1.5 (H⁺ Form)
Water Retention Capacity	%	57 - 61 (H⁺ Form)
Whole Uncracked Beads	%	98 min.
Particle Density	g/mL	1.27
Shipping Weight** Backwashed, Settled and Drained Tapped and Settled	g/L lbs/ft³ g/L lbs/ft³	770 - 820 48 - 51 785 - 850 49 - 53

Bead Size Distribution		Microns
Volume Median Diameter		330 - 360
Broad Range	min. 90%	315 - 380
Narrow Range	min. 75%	330 - 365
Fine Fines	max. 1%	< 280
Coarse Fines	max. 4%	< 310
Fine Coarse	max. 4%	> 410
Coarse Coarse	max. 1%	> 480

Request Information

Literature & Manuals

Technical Documents

Product Datasheet (PDF)
English (48KB)

Technical Manual (PDF)
English (82KB)

Regulatory Documents

FDA Letter (PDF)
English (56KB)