polysulfone ultrafiltration membranes Search Results


polysulfone (psf) ultrafiltration membranes m-m2540ps20  (Applied Membranes Inc)
90
Applied Membranes Inc polysulfone (psf) ultrafiltration membranes m-m2540ps20
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone (Psf) Ultrafiltration Membranes M M2540ps20, supplied by Applied Membranes Inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/pmc11079046-169-0-29?v=Applied+Membranes+Inc
Average 90 stars, based on 1 article reviews
polysulfone (psf) ultrafiltration membranes m-m2540ps20 - by Bioz Stars, 2026-08
90/100 stars
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polysulfone (psf) ultrafiltration (uf) membranes  (SePRO corporation)
90
SePRO corporation polysulfone (psf) ultrafiltration (uf) membranes
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone (Psf) Ultrafiltration (Uf) Membranes, supplied by SePRO corporation, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1016_slash_j__memsci__2020__117921-62-10-15?v=SePRO+corporation
Average 90 stars, based on 1 article reviews
polysulfone (psf) ultrafiltration (uf) membranes - by Bioz Stars, 2026-08
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polysulfone (psf) ultrafiltration substrate membrane  (Vontron Technology Co Ltd)
90
Vontron Technology Co Ltd polysulfone (psf) ultrafiltration substrate membrane
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone (Psf) Ultrafiltration Substrate Membrane, supplied by Vontron Technology Co Ltd, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1016_slash_j__eesus__2025__02__001-42-8-23?v=Vontron+Technology+Co+Ltd
Average 90 stars, based on 1 article reviews
polysulfone (psf) ultrafiltration substrate membrane - by Bioz Stars, 2026-08
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polysulfone ultrafiltration membranes  (DelStar Technologies)
90
DelStar Technologies polysulfone ultrafiltration membranes
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone Ultrafiltration Membranes, supplied by DelStar Technologies, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/pmc09055286-61-0-13?v=DelStar+Technologies
Average 90 stars, based on 1 article reviews
polysulfone ultrafiltration membranes - by Bioz Stars, 2026-08
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polysulfone ultrafiltration membrane from pridesa  (Anton Paar)
90
Anton Paar polysulfone ultrafiltration membrane from pridesa
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone Ultrafiltration Membrane From Pridesa, supplied by Anton Paar, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/pm37573830-153-226-233?v=Anton+Paar
Average 90 stars, based on 1 article reviews
polysulfone ultrafiltration membrane from pridesa - by Bioz Stars, 2026-08
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flat-sheet polysulfone ultrafiltration membranes ps20  (Ultura Inc)
90
Ultura Inc flat-sheet polysulfone ultrafiltration membranes ps20
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Flat Sheet Polysulfone Ultrafiltration Membranes Ps20, supplied by Ultura Inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1016_slash_j__memsci__2017__06__055-53-0-10?v=Ultura+Inc
Average 90 stars, based on 1 article reviews
flat-sheet polysulfone ultrafiltration membranes ps20 - by Bioz Stars, 2026-08
90/100 stars
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at-sheet polysulfone ultrafiltration membrane samples  (Hydranautics A Nitto Group Company)
90
Hydranautics A Nitto Group Company at-sheet polysulfone ultrafiltration membrane samples
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
At Sheet Polysulfone Ultrafiltration Membrane Samples, supplied by Hydranautics A Nitto Group Company, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1039_slash_d3ta02705h-214-8-3?v=Hydranautics+A+Nitto+Group+Company
Average 90 stars, based on 1 article reviews
at-sheet polysulfone ultrafiltration membrane samples - by Bioz Stars, 2026-08
90/100 stars
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ultrafiltration membrane polysulfone type having a 30,000 dalton (molecular weight) cutoff  (Daicen Membrane Systems Ltd)
90
Daicen Membrane Systems Ltd ultrafiltration membrane polysulfone type having a 30,000 dalton (molecular weight) cutoff
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Ultrafiltration Membrane Polysulfone Type Having A 30,000 Dalton (Molecular Weight) Cutoff, supplied by Daicen Membrane Systems Ltd, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/us06858234-240-34-21?v=Daicen+Membrane+Systems+Ltd
Average 90 stars, based on 1 article reviews
ultrafiltration membrane polysulfone type having a 30,000 dalton (molecular weight) cutoff - by Bioz Stars, 2026-08
90/100 stars
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polysulfone ultrafiltration membrane m  (Beijing Sheng Hong Biotechnology Co)
90
Beijing Sheng Hong Biotechnology Co polysulfone ultrafiltration membrane m
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone Ultrafiltration Membrane M, supplied by Beijing Sheng Hong Biotechnology Co, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1080_slash_19443994__2012__661278-44-0-17?v=Beijing+Sheng+Hong+Biotechnology+Co
Average 90 stars, based on 1 article reviews
polysulfone ultrafiltration membrane m - by Bioz Stars, 2026-08
90/100 stars
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polysulfone (psf) ultrafiltration membrane  (Sinopharm ltd)
90
Sinopharm ltd polysulfone (psf) ultrafiltration membrane
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Polysulfone (Psf) Ultrafiltration Membrane, supplied by Sinopharm ltd, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1016_slash_j__memsci__2021__119216-54-0-8?v=Sinopharm+ltd
Average 90 stars, based on 1 article reviews
polysulfone (psf) ultrafiltration membrane - by Bioz Stars, 2026-08
90/100 stars
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mesoporous sio2 nanocontainer  (Superlight Electronic co Ltd)
90
Superlight Electronic co Ltd mesoporous sio2 nanocontainer
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
Mesoporous Sio2 Nanocontainer, supplied by Superlight Electronic co Ltd, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/10__1016_slash_j__porgcoat__2025__109152-31-0-10?v=Superlight+Electronic+co+Ltd
Average 90 stars, based on 1 article reviews
mesoporous sio2 nanocontainer - by Bioz Stars, 2026-08
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a flat sheet polysulfone ultrafiltration membrane module with a mean pore size of 0.038 μm and with a total membrane surface of 3.5 m2  (MICRODYN-NADIR gmbh)
90
MICRODYN-NADIR gmbh a flat sheet polysulfone ultrafiltration membrane module with a mean pore size of 0.038 μm and with a total membrane surface of 3.5 m2
a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a <t>polysulfone</t> <t>ultrafiltration</t> membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.
A Flat Sheet Polysulfone Ultrafiltration Membrane Module With A Mean Pore Size Of 0.038 μm And With A Total Membrane Surface Of 3.5 M2, supplied by MICRODYN-NADIR gmbh, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/polysulfone+ultrafiltration+membranes/pm22020472-47-23-24?v=MICRODYN-NADIR+gmbh
Average 90 stars, based on 1 article reviews
a flat sheet polysulfone ultrafiltration membrane module with a mean pore size of 0.038 μm and with a total membrane surface of 3.5 m2 - by Bioz Stars, 2026-08
90/100 stars
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Image Search Results


a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a polysulfone ultrafiltration membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.

Journal: Nature Communications

Article Title: Efficient recovery and recycling/upcycling of precious metals using hydrazide-functionalized star-shaped polymers

doi: 10.1038/s41467-024-48090-x

Figure Lengend Snippet: a Schematic of the synthesis process of S-PAcH via atom transfer radical polymerization (ATRP) and amination. b Photograph of a S-PAcH(L) aqueous solution (Inset: TEM image of S-PAcH(L)). c Zeta potentials of commercial amine (bPEI and PAAm) and PAcH-series polymers as a function of solution pH. d Photographs of three PM (Au, Pd, and Pt, 200 mg L –1 ) aqueous solutions (pH = 2) before (top) and after (bottom) the addition of S-PAcH(L) (0.2 g L –1 ). The magnified photograph shows the Au/S-PAcH(L) precipitates collected by filtration with a polysulfone ultrafiltration membrane. e Hydrodynamic diameter ( H R ) of the polymers after their addition (0.2 g L –1 ) to a Au (200 mg L –1 ) aqueous solution (pH = 2) as a function of contact time. f H R of the Au/PAcH precipitates as a function of rotation speed. The precipitates were formed by allowing contact between the PAcH-series polymers (0.2 g L –1 ) and the Au (200 mg L –1 ) aqueous solution (pH = 2) for 24 h. Error bars in ( b , e , f ) represent standard deviations determined from three replicates.

Article Snippet: Polysulfone (PSF) ultrafiltration membranes (M-M2540PS20, molecular weight cut-off = 20 kg mol –1 ) and cellulose filter paper (JIS P 3801, pore size = 1 μm) were obtained from Applied Membranes Inc. (USA) and Advantec (Japan), respectively.

Techniques: Filtration, Membrane