DOWEX MONOSPHERE 99Ca/350

Separation resin for chromatographic separations (primarily sugars and sugar alcohols).

Product Name Type Matrix Functional Group
DOWEX MONOSPHERE 99Ca/350 Strong Acid Cation Styrene-DVB, Gel Sulfonate


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


Bead Size Distribution % µ
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






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