Product：

D401/D751 Macroporous amino phosphonic acid-based chelating resin

Introduction：

Mainly used for the separation and recovery of heavy metal ions, especially for ion membrane alkali production process, the use of calcium and magnesium ions as a control standard saline through secondary refining.

Physicochemical property indicators：

Indicator

Parameter

Implement stnadard：

Q/DL015-2008

Appearance ：

White opaque spherical particles

Finished form ：

Na⁺

Moisture content % ：

52.00-58.00

Volume whole exchange capacity mmol/ml ：

chelated copper ≥0.6

Weight exchange capacity mmol/ml ：

chelated copper ≥1.95

Wet density g/ml ：

0.70-0.77

Wet real density g/ml ：

1.08-1.16

Particle size range % ：

(0.40-1.25mm)≥95.0

Uniformity coefficient ：

≤ 1.6

Framework ：

Macroporous styrene - divinylbenzene copolymer

Functional groups ：

Aminomethylphosphonic acid

Sphere rate after abrasion %：

≥90.0

Refer to indicator：

Indicator

Parameter

PH value range

6-11

Using temperature °C

0-100

Operation speed：

15-40/h

Expansion rate

H⁺ → Na⁺ %   ≤45.0
H⁺ → Ca²⁺ %   ≤20.0

Solubility

Insoluble in water, acids, alkalis and organic solvents