Amino Phosphonic Chelating Resin

Lanlang ® CH030 Macroporous aminophosphonic chelating resin used for brine softening, refining in ion membrane alkaline production.
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Product Details

Lanlang ® CH030 is a sort of chelate resin which has weakly acidic aminophosphonic (-CH2NHCH2PO3-) in the styrene and DVB copolymer with special macroporous structure. This product can fix and chelated 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 using the penetrating of calcium and magnesium ion as the controlling standard in the process of ion membrane alkaline producing.


Basic Features:

Application:

brine softening, refining in ion membrane alkaline production

Polymer matrix structure:

Macroporous polystyrene crosslinked with divinylbenzene (DVB)

Appearance:

White, spherical beads

Functional Group:

aminophosphonic

Ionic form as shipped:

Na+


Physical and Chemical Properties:

NO.

ITEM

SPEC

1

Total exchange capacity (eq/L)

≥1.2

2

Moisture retention (%)

58-64

3

Particle size range (%)

0.45-0.85 mm≥95

4

Whole uncracked beads after attrition (%)

≥96

5

Shipping weight (g/ml)

0.70-0.77

6

Specific gravity (g/ml)

1.08-1.16

7

Effective size (mm)

0.4 - 0.6



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