Hydrophilic PVDF Membrane Exhibits Extremely Low Protein Binding 2.5 L of PBS containing 100 µg/mL BSA and approx 100k cpm/mL 125 I-labeled BSA was perfused through 13 mm discs. After perfusion, discs are blotted on paper towels to remove excess liquid and are then placed in a gamma counter. µg/cm 2 was calculated from cpm/discs.
2016/3/1 · The solvents used for HPLC were of “HPLC grade” and were purchased from Merck. The PTFE membrane filter with a 0.2-µm pore zone was a Watson trademark. All of the selected analytes ( Scheme 1 ) and all of the other reagents and solvents were purchased from Sigma-Aldrich or Merck.
These sizes are sufficient for HPLC use. The smallest known sterile syringe microfilter have pore sizes of 0.02 μm. Membrane diameters of 10 mm, 13 mm, 25 mm are common as well. Some syringe filters for small volumes may not resemble a wheel at all. and
Teflo Membrane TF (PTFE) Membrane Filter Media/Support PTFE with PMP (polymethyl-pentene) support ring PTFE on a polypropylene support Typical Thickness 1 μm: 76 μm (3 mils) 2 μm: 46 μm (1.8 mils) 3 μm: 30.4 μm (1.2 mils) 0.2 μm: 139 μm (5.5 mils)
Merck LiChroCART ChiraDex and ChiraSpher Columns EMD OmniPur Agarose Filters Millipore Filters Nalgene Bottle Filters Nalgene Syringe Filters Pall Filters Pall Acro 50 Vent Filters Pall Acrodisc Syringe Filters Pall AcroPak Filters Pall Biodyne Membrane
SAMP2LCRB. This 33 mm syringe filter with a Hydrophilic PTFE membrane, for non-sterile filtration on the Samplicity G2 system, has a 0.45 µm pore size used in preparation of aqueous & organic solutions prior to chromatography or other instrument analyses. Millipore. pricing.
2021/1/4 · The resulted materials were then filtered through 0.45-μm PTFE membrane and washed with deionized water. For preparation of the microextraction fiber, hollow fibers (HF) with 2 cm in length were prepared and packed with the produced nanocomposite after drying overnight at room temperature.
Membrane material PTFE PTFE PTFE PTFE Housing material PP PP PP PP Filtration area (cm 2) 1.09 1.65 4.08 4.9 Pore Size (μm) 0.2,0.45 0.2,0.45 0.2,0.45 0.2,0.45 Holdup Volume (μL) <20 <20 <100 <100 Sample Volume (mL) <10 <20 <100 <120 130
2010/9/1 · For the gasoline sample analyses, a guard column having the same characteristics (SecurityGuard Holder, Phenomenex®, C-18) was used. Prior to injection (25 μL), all samples and standards were filtered through a 0.45 μm PTFE membrane filter (ROTH2.3.
VertiSep ™ Integral HPLC Columns. • Ultra-high resolution like sub-2μm columns. • Faster separation like sub-2μm columns. • Lower back pressure than sub-2μm columns resolve. • chemically similar analytes. • Compatible with exsisting HPLC or LC/MS more VertiSep ™ pHendure HPLC Columns.
Diameter (Metric) Membrane 2.5 cm Material HDPE Sterility Non-sterile Volume (Metric) 100 mL Filtration Area 3.9 cm 2 For Use With (Application) Clarifying of aqueous and organic solutions with high Show more Height (English) 0.82 in. Height (Metric) 2.1 cm
Volumes Up To 20 L. - Supor membrane has high flow rates and throughputs, and is ideal for solutions where low protein binding is required. Not recommended for use with some ketones. - Built-in prefilter extends filter life when particulate-laden solutions, such as serum-containing media, are processed. - Upstream vent prevents vapor lock.
