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WaterSolutions DOWEX M-31 Catalyst Ion Exchange Resin


DOWEX™ M-31 is the standard grade product for general catalytic applications. This catalyst has unmatched durability and dependability within the MTBE/TAME industry.
 

Type Matrix Functional Group
Strong Acid Cation Styrene-DVB, Macroporous Sulfonic Acid

 

Typical Physical and Chemical Properties
Not to be construed as Sales Specifications		 Units
Physical Form Hard opaque beads
Typical Surface Area m2/g 30
Average Pore Diameter Angstroms 220
Pore Volume % 33
Water Retention Capacity % 50 - 54 by wt.
Whole Beads % 99 min.
Particle Size Distribution
  On 16 mesh
  % through 40 mesh
%
%
2.0 max.
5 max.
Shipping Weight**
 		 g/L
lbs/ft3		 560
35
Friability avg. g/bead 350
Wet Volume Acid Capacity meq/mL, min. 1.7
Dry Weight Acid Capacity meq/mg, min. 4.7

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Literature

Literature & Manuals

Technical Documents
Product Datasheet (PDF)
English (48KB) | Russian (152KB)
 
For additional particle size information, please refer to the Particle Size Distribution Cross Reference Chart.

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