Apr 08, 1996 · What is claimed is: 1. A porous hydrophilic polypropylene membrane structure which has been prepared by removing fugitive pore-forming agent from a film comprised of a physical mixture of hydrophobic polypropylene, functionalized polypropylene and fugitive pore-forming agent, wherein said fugitive pore-forming agent (a) is soluble in water or in a non-solvent for said hydrophobic polypropylene
Universal membrane filter. The GH Polypro hydrophilic polypropylene membrane is ideal for aqueous solutions and offers maximum chemical compatibility for aggressive solvents. 96.5% protein recovery. GH Polypro membrane is a low protein binding membrane. It removes unwanted particulate from samples with high recovery of critical proteins.
wwPTFE (hydrophilic polytetrafluoroethylene) Housing: Polypropylene: GF Prefilter: Binder-free borosilicate glass: Pore Size: 0.2 and 0.45µm: Effective Filtration Area: 13mm = 1.0cm 2 25mm = 2.8cm 2 25mm Premium = 3.9cm 2: Sample Volume: 13mm is <10mL 25mm is < 100mL 25mm Premium is < 150mL: Inlet/Outlet Connections: 13mm is Female Luer-Lok inlet with minispike outlet.
Syringe filters, Acrodisc® GHP. Pall GHP Polypropylene membrane will be discontinued effective October 31st, 2019. This discontinuation affects devices including Centrifugal Devices, Syringe Filters, Filter Plates, and Membrane Filter Discs. The GHP membrane used in Pall Laboratory Acrodisc® syringe filters, centrifugal devices and Acroprep
Using Membrane Solutions syringe filters with GHP (hydrophilic polypropylene) membrane is the most efficient way to remove particulate and prolong the life of HPLC system components. Membrane Solutions’ syringe filters with GHP membrane are widely used for this purpose. The average retention efficiency of 0.45 µm rated syringe filters with
The Pall GH Polypro (GHP) hydrophilic polypropylene membrane offers maximum chemical compatibility. Pall GHP membrane offers low protein binding (96.5% recovery), and low extractables. Pall GHP Nanosep Centrifuge Devices can be spun at 14,000g with leak-free operation.
Our GHP (hydrophilic polypropylene) membrane is a universal solvent membrane to reduce confusion with filter selection. Typical solvent filters range in size from 25 to 90 mm in diameter and are available in a 0.2 or 0.45 μm membrane pore size.
Pall Laboratory GHP membrane has been discontinued effective November 1, 2019. Click the button to review the discontinuation notice and alternative parts guide as well as an application note on our recommended alternative universal membrane.
96-Well Plates with Binding Membranes. The AcroWell 96 Filter Plate with GHP Membrane is available in a chemically resistant natural polypropylene housing and is also available in opaque-white polypropylene housing for high throughput cell and bead-based radioactive and chemiluminescent assays.
Feb 04, 2019 · The addition of air permeation on membrane lumen also increased pure water flux up to 511.2 L/m 2.h, a 270% increase from unmodified PP membrane. It might be associated to the pore blocking prevention that has been proven by SEM image and the membrane porosity that was increased about 4%.
GH Polypro (GHP) Membrane Disc Filters. All purpose, universal membrane with maximum chemical compatibility for both aqueous solutions and aggressive solvents. Specifications. Filter Media Hydrophilic polypropylene Pore Size 0.2 and 0.45 µm Typical Thickness 0.2 µm: 101 µm (4.0 mils) 0.45 µm: 114 µm (4.5 mils) Typical Water Flow Rate mL/min/cm2at 0.7 bar (70 kPa, 10 psi) 0.2 µm: 20 0.45 µm: 31 Maximum Operating Temperature 55 °C (131 °F) Minimum Bubble Point - Water 0.2 µm: 2.9 bar
The GH Polypro hydrophilic polypropylene membrane is ideal for aqueous solutions and offers maximum chemical compatibility for aggressive solvents. 96.5% protein recovery. GH Polypro membrane is a low protein binding membrane. It removes unwanted particulate from samples with high recovery of critical proteins.
The 25 mm Acrodisc is recommended for sample volumes from 5 to 100 mL. The 13 mm size is recommended for samples under 10 mL in volume. The 4 mm size is for samples under 2 mL. PP housing with Luer fittings. GHP - hydrophilic PP membrane suitable for both aqueous and organic samples; GXF - multi-layered glass fiber prefilter
Hydrophilic membranes such as regenerated CA are less susceptible to fouling than hydrophobic membranes such as PVDF, PS, PES and PP. The influence of the membrane material on the fouling of membranes shows that the flux of hydrophilic membranes is only marginally reduced, whereas the flux reduction of hydrophobic membranes is significant [70
Acrodisc 25mm Premium Syringe Filter Polypropylene housing. GHP hydrophilic polypropylene membrane for maximum chemical compatibility fast flow rates low protein binding and low levels of UV-absorbing extractables. Pore size: 0.45um. Filtration area: 3.9cm2. Hold-up volume: \<125uL. 9. $2,249.72 AP-4564