SKU: 23421249953

PALL OD030C35 Nanosep Centrifugal Devices with Omega Membrane - 30K, red (500/pkg)

Sale price$770.96 Regular price$856.62
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Description

PALL OD030C35 Nanosep Centrifugal Devices with Omega Membrane - 30K, red (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.

Ensures rapid processing of samples
Low protein binding Omega membrane for ultrafiltration applications
A wide range of MWCOs, color coded for easy identification
Constructed of low-binding polypropylene
Ultrasonically welded seals prevent bypass or seal failure
Fits standard centrifuge rotors that accept 1.5 mL tubes
Nanosep centrifugal devices with Omega membranes can be used in a number of ultrafiltration applications including; the concentration, purification, and desalting of peptides, proteins, oligonucleotides, DNA, and RNA. They can also be used in the isolation of DNA from agarose gel slices, and to separate proteins, oligonucleotides, and RNA from acrylamide gels.

Omega ultrafiltration membranes are manufactured from low protein binding modified polyethersulfone minimizing the possibility of sample losses due to non-specific binding. A wide selection of molecular weight cut-off (MWCO) options are available and devices are color coded for easy membrane selection.

Pall supply users with a Nanosep concentration selection guide. The guide allows users to concentrate a sample to the concentration of their choice. This is achieved by selecting a volume of buffer solution to place in the device filtrate receiver tube prior to sample processing. The total volume of liquid in the device determines the final retentate volume.

Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 23421249953

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Verified Purchase
John Bartolotta
Omaha, US
★★★★★ 3
Definitely worth the money for a big dog
Size: Large, Style: Crinkle Fry
Strong toy for my big dog!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 4, 2025
S
Verified Purchase
SusanKW
Birmingham, US
★★★★★ 1
Squeakers or Soaps?
Size: Small, Style: Macaruffs
These are gross. They are a great size, but I am not certain they are dog toys. They feel just like soaps. They don't squeak because they are hard (again, like soaps). And they smell so much that even after we put them back in the box and then in the bag, it lingered for over a day. Cute, but not a chance I would give these to my dog.
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Reviewed in the United States on April 27, 2026
L
Verified Purchase
likes to craft
Omaha, US
★★★★★ 5
Keeps the doggo happy
Size: Large, Style: Crinkle Fry
I had to replace my bully’s previous french fry. It’s great for strong chewers but will not last forever. It will deteriorate and as a result can cut doggo’s mouth. It’s his favorite toy.
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Reviewed in the United States on October 27, 2025
T
Verified Purchase
Tee
New York, US
★★★★★ 4
Very Hard & large toy
Size: Large, Style: Crinkle Fry
Harder and made from a different material than the other bark toys I have purchased. I think the others are nylon. Very durable just not as satisfying for the Cane Corso to chew as the more flexible toys. Was larger than I expected.
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Reviewed in the United States on March 15, 2025
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Verified Purchase
Dan
Belleville, US
★★★★★ 5
great for destructive chewers
Size: Large, Style: Crinkle Fry
it is so hard to find a dog toy that won't get destroyed within a week at most, esp with easily bored of toys dogs. LUCKILY! i will say that both my goldens enjoy the french fry. i have an old picky dog and a young violet chewing dog. the only downside is i wish if i got 2 they wouldnt fight over the one the other has, but that's a review on my dogs more than anything lol I was looking specifically for a barbox super chewer that is low on cost without losing quality of toy. 5/5 got exactly what i needed! that toy is STRONG and holding up great!!
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Reviewed in the United States on March 22, 2026

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