SKU: 16521297790

PALL ODPTFE04C35 Nanosep MF Centrifugal Devices with wwPTFE Membrane 0.45 µm, clear (500/pkg)

Sale price$379.54 Regular price$421.71
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

PALL ODPTFE04C35 Nanosep MF Centrifugal Devices with wwPTFE Membrane 0.45 µm, clear (500/pkg)Nanosep centrifugal devices are formed out of two components, a filtrate receiver tube and a sample reservoir containing the membrane. These component parts are constructed from low protein binding polypropylene that also offers chemical compatibility for aggressive solvents. Instead of using O rings or adhesives that could add extractables or bind precious biomolecules the product is constructed using an ultrasonic welding technique. These

Nanosep centrifugal devices are formed out of two components, a filtrate receiver tube and a sample reservoir containing the membrane. These component parts are constructed from low protein binding polypropylene that also offers chemical compatibility for aggressive solvents. Instead of using O-rings or adhesives that could add extractables or bind precious biomolecules the product is constructed using an ultrasonic welding technique.

These centrifugal devices are very simple to use. The sample to be processed is pipetted into the upper reservoir of the device. The device is placed into the appropriate centrifuge (taking care that the rotor is balanced) and spun. Filtrate can be recovered by removing the lower reservoir of the device and using a pipette or pipette tip to remove the liquid. Nanosep centrifugal devices can be used with sample volumes of up to 500 µL, and fit in standard centrifuge rotors that accept 1.5 mL tubes.

Nanosep centrifugal devices with wwPTFE (water wettable PTFE) membranes are available with 0.2 and 0.45 μm pore sizes can be used in rapid microfiltration applications. They are ideal for use in analytical sample preparation or applications that require the use of a universally solvent compatible membrane.

Nanosep centrifugal devices with wwPTFE are certified to be low in UV extractables making them ideal for HPLC or UHPLC sample preparation. They feature low hold-up volumes (

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SKU: 16521297790

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DataGeek
Cuba, US
★★★★★ 5
Great water shoe
Great shoe for toddlers to walk around in a pool. Provides necessary support and stability.
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Reviewed in the United States on December 1, 2025
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Angie
New York, US
★★★★★ 4
Double check sizing
Too big for my toddler, recommend sizing down. Quality is good if the fit is good.
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Reviewed in the United States on June 20, 2025
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Jessica W
Lexington, US
★★★★★ 3
Sizing
These were cute unfortunately way too big. The sizing thing is really off.
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Reviewed in the United States on January 25, 2026
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Tara R
Alexandria, US
★★★★★ 5
Cute
Cute shoes. A little faded, but adorable
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Reviewed in the United States on February 9, 2025
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D.H.
Fort Morgan, US
★★★★★ 5
Yay!
My baby recently needed new socks, and I was looking based on three thing: - will they stay up - do they have traction - do they dig in and leave those awful red marks on him These socks not only have the stretch spot at the top like most socks, but they also have a stretchy spot at the ankle. So, yes, they stay on! Hallelujah! This also keeps them from digging in an extra lot at the top, so they're not messing up his circulation. The brand stamp on the bottom offers a little traction, but it's not exactly what I would call 'having traction.' Of course, most babies of my son's age don't actually need it, but I feel like that last little bit would take these socks over the top. Bonus - they're not cheap and falling apart, and they've got a nice knit to them. They're light. They're airy. They're great summer socks. They fit easily into soft shoes. Don't buy these as heavy winter socks. Heading into summer, though, I'm quite certain we'll be getting plenty of use out of these.
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Reviewed in the United States on April 7, 2017

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