Macroporous Iminodiacetic Acid Chelating Resin

Lanlang ® CH020 is a sort of chelating resin which has weakly acidic iminodiacetic acid [-CH2N-(CH2OOH)2] in the styrene / DVB copolymer with special macroporous structure. This product can fix and chelating one or several kinds certain cation in a great range even in the solution with high content.It is used mainly to separate and recover the precious metals ion, especially for the secondary refining of salt brine when the content of Strontium is near or higher than the content of calcium in the process of ion membrane alkaline producing.
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Product Details

Macroporous iminodiacetic acid chelating resin

CH020 is also used to remove cooper, nickel, cobalt, zinc from waste water.

Basic Features:

Application:

Cooper, nickel, cobalt, zinc removal

Polymer matrix structure:

Macroporous polystyrene crosslinked with divinylbenzene (DVB)

Appearance:

White, spherical beads

Functional Group:

iminodiacetic acid

Ionic form as shipped:

Na+

Physical and Chemical Properties:

NO.

ITEM

SPEC

1

Total exchange capacity (eq/L)

≥2.0

2

Moisture retention (%)

55-65

3

Particle size range (%)

0.315-1.25 mm≥95

4

Whole uncracked beads after attrition (%)

≥96

5

Shipping weight (g/ml)

0.70-0.80

6

Specific gravity (g/ml)

1.15-1.20

7

Effective size (mm)

0.4 - 0.6


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