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Sigma-Aldrich now distributes QuadraPure™ metal scavengers worldwide. This application guide highlights the Macroporous and Microporous product lines.
QuadraPure™ Application Guide PDF(607 KB)
| QuadraPure™ Metal Scavengers |
| Product Name | Typical Experimental Capacity |
Metals Removed |
Effective in acid/base |
Product # |
| Macroporous Scavengers |
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| QuadraPure™ TU | 0.19 mmol/g
(based on Pd(OAc)2 in DCM) |
Pd, Pt, Ru, Au, Ag, Cu(l), Hg, Pb, Cd, Ni | Y/Y |
655422 |
| QuadraPure™ IDA | 0.16 mmol/g
(based on Cu(acac)2 in DCM) |
Fe(III), Al(III), Ga(III), In(III), Cu, Va, Pb, Ni, Zn, Cd, Fe(II), Be, Mn, Ca, Mg, Sr, Ba | Ya/Y |
657026 |
| QuadraPure™ AMPA | 0.17 mmol/g
(based on Ni(acac)2 in DCM) |
Fe, Cu, Ni
Multivalent metal ions, particularly transition metals | Ya/Y |
657611 |
| apH <2 gives poorer scavenging | |
| Microporous Scavengers |
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| The microporous resins demonstrate excellent scavenging properties, particularly for palladium, at different pH values, and in the presence of competing ligands and substrates. Metal loading capacity can be significantly higher for these microporous products. | |
| Product Name | Functional Group Loading |
Metals Removed | Effective in acid/base |
Product # |
| QuadraPure™ MPA | 1.5 mmol/g |
Pd, Ru, Rh, Hg, Au, Ag, Cu(l), Hg, Pb, Ir, Pt, and Cd | Y/Y |
657662 |
| QuadraPure™ AEA | 1.3 mmol/g |
Pd+ many multivalent transition metals | N/Y |
657646 |
| QuadraPure™ IMDAZ | 1.5 mmol/g |
Pd, Os, Co + many multivalent transition metals | N/Y |
657654 |
For technical support information email: info@reaxa.com
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