-Choice of media -Polypropylene housing -Luer-lock inlet Polypropylene housing with female Luer-lock inlet and standard male slip Luer outlet connections Typical hold-up volume: < - 100L. Note: PVDF membrane is not for use with acetone, DMF, DMSO, or bases > - 6N. All membranes are HPLC certified for low levels of UV-absorbing extractables.
Upper Housing, Lower Reservoir: Polypropylene Membrane: GH Polypro (hydrophilic polypropylene) Pore Size 0.45 µm Effective Filtration Area 0.28 cm2 Dimensions Overall Length (fully assembled with cap): 4.5 cm (1.8 in.) Capacities Sample Volume: 50 - 500 µL Filtrate Receiver Volume: 500 µL Hold-up Volume (membrane/support): 2 µL
What is hold-up-volume? Hold-up-volume refers to the volume of liquid retained in a filter or housing that can be expressed with or without air purge. Related links.
Millipak 20/40/60 Capsule Filters with 0.1 µm Hydrophilic Durapore Membrane Millipak 20/40/60 Capsule Filters with 0.22 µm Hydrophilic Durapore Membrane Millipak 20/40/60 Capsule Filters with 0.45 µm Hydrophilic Durapore Membrane 05 10 0 gpm psid 50 40 30 20 10 0 4.0 3.0 2.0 1.0 0.0 15 20 12345 Millipak 100 Millipak 200 (A) Millipak 200 (F
Pall GHP Polypropylene membrane will be discontinued effective October 31st, 2019. This discontinuation affects devices including Filter Plates, Syringe Filters, Centrifugal Devices and Membrane Filter Discs. Essential for biomolecule purifications and separations filter plates are offered in different filtration media membrane to accommodate any array applications. With individual membranes
General description. These offer high quality filtration for analytical samples. Certified for HPLC to ensure low extractables. Available in a broad range of membranes to meet sample compatibility requirements. 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.
Vmax testing. Low Hold-up Volume Vmax Test Kit MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
Membrane Design Membrane Type (PTFE, GHP, Hold Up Volume: 14 to 100 cc with slightly lower losses when PTFE membrane filters were used than losses PVC ... Filters and Filtration products - 7222 Pallflex Air Typical Hold-Up Volume (with air purge) < 50 μL .
polypropylene housing ghp membrane lower hold-up volume . 0.45um GHP hydrophilic polypropylene membrane for chemical compatibility fast flow rates low protein binding low levels of UV-absorbing extractables. HPLC and Chromatography Sample Prep - VWR. A filter with a low hold-up volume is recommended for Low protein binding membrane GHP Membrane is Extremely Low in Biomolecule Binding.
Typical hold-up volume: \<100µL. Pall Life Sciences #: 4560. This syringe filter is made with GHP (hydrophilic polypropylene) membrane for low protein binding and features a polypropylene housing with female Luer-lock inlet and standard male slip Luer outlet connections. The membrane is HPLC certified for low levels of UV-absorbing extractables.
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 plug 500 is disposed within the region defined by the hollow interior of a filter element 300 and occupies a significant portion of the volume of the region, i.e., at least about 80% of the volume, to reduce the-hold-up volume in the filter housing 200.
Polypropylene housing with female Luer-Lock inlet and standard male slip Luer outlet connections. All membranes are HPLC certified for low levels of UV-absorbing extractables. Typical hold-up volume: 100µL. 1229P20 AutoPack packaging features 25 filters pre-packaged in each dispenser tube. Eight tubes per case.
testing than any other company. Our patented GH Polypro (GHP) membrane, with its uniquely broad solvent compatibility, is globally recognized as the universal membrane for HPLC sample preparation applications. Our diversified portfolio of membranes enables us to select the most appropriate materials and optimize them for each unique application.
Feb 24, 2014 · Thus, the hold-up volume (time) is equal to the retention volume (time) of an unretained compound. The hold-up volume (time) includes any volumes contributed by the sample injector, the detector, and connectors. tM = VM Fc In gas. this term is also called the gas hold-up volume (time). The corrected gas hold-up volume ( Vo M) is the gas hold-up