Dow Water & Process Solutions

DOWEX™ NSR-1

A strong base, nitrate selective, anion exchange resin.

Product Name	Type	Matrix	Functional Group
DOWEX NSR-1	Triethylamine Strong Base Anion	Styrene-DVB, Macroporous	Quaternary Amine

Guaranteed Sales Specification	Units	Cl- Form
Total Exchange Capacity, min.	eq/L	0.9
Total Exchange Capacity, min.	kgr/ft3 as CaCO3	19.7
Water Retention Capacity	%	53 - 63
Particle Size Distribution
% through 14 mesh, max.	%	100
% on 16 mesh, max	%	3
% through 40 mesh, max.	%	5

Typical Physical and Chemical Properties	Units	Cl- Form
Particle Density	g/mL	0.68
Shipping Weight**	lbs/ft3	42

** 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).