Macroporous Thiourea Chelating Resin

Macroporous Thiourea Chelating Resin

Macroporous thiourea chelating resin used for mercury removal, precious metals recovery.
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Product Details

Lanlang ® CH010 is a sort of chelating resin which has weakly acidic thiourea (-CH2-S-C-NHNH2) on the styrene / DVB copolymer with special macroporous structure. This product can fix and chelating one or several kinds of certain cation in a great range even in the solution with high content. It is used mainly to separate and purify the free mercury and precious metals, with the characteristics such as uniform grain and good mechanical intensity.

 

Basic Features:

Application:

Mercury removal, precious metals recovery

Polymer matrix structure:

Macroporous polystyrene crosslinked with divinylbenzene (DVB)

Appearance:

White, spherical beads

Functional Group:

Thiourea

Ionic form as shipped:

Na+ 

 

Physical and Chemical Properties:

NO.ITEMSPEC
1Total exchange capacity (eq/L)≥1.2
2Moisture retention (%)48-58
3Particle size range (%)0.45-0.85 mm≥95
4Whole uncracked beads after attrition (%)≥96
5Shipping weight (g/ml)0.70-0.74
6Specific gravity (g/ml)1.10-1.16
7Effective size (mm)0.4 - 0.6


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