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ZGD840 macroporous thioureido chelating resin
1. Description
The “Hydrolite” ZGD840 resin is a sort of chelating resin which has weakly acidic thioureido (-CH2-S-C-NHNH2) in the cinnamene styrene and diethenoid benzene 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.
2. Typical physical and chemical properties
|
ITEMS |
DATA |
|
Matrix |
The macroporous cinnamene styrene and diethenoid benzene copolymer |
|
Functional group |
Thioureido |
|
Ionic form |
Na |
|
Sphericity after osmotic-attrition % |
≥90.0 |
|
Total exchange capacity mmol/mL |
≥1.20 |
|
Moisture content % |
48.00-58.00 |
|
Shipping weight g/mL |
0.70-0.74 |
|
True density g/mL |
1.10-1.16 |
|
Particle size range % |
(0.450mm-0.850mm)≥95.0 |
|
Max. operation temperature °C |
90.0 |
|
Solubility |
Insoluble in the water, acid, alkaline and organic solvent |
