SKU: 87847397069

Sartorius 11302Z-47----SFM Nongridded Sterile Cellulose Membrane Filters, 3.0µm, ⌀47 mm, 100/pk

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Description

Sartorius 11302Z-47----SFM Nongridded Sterile Cellulose Membrane Filters, 3.0µm, ⌀47 mm, 100/pkEnsure quality control in routine microbiological filtering. Sartorius Nongridded Sterile Cellulose Membrane Filters are single packed membranes used for colony counting, particle testing, microscopy and sterility testing. Choose between cellulose acetate or cellulose nitrate membranes in a variety of pore sizes. Sterile, individually packaged filters for strict quality control Pre sterilized via gamma irradiation at 25kGray Ready to use to save

Ensure quality control in routine microbiological filtering. Sartorius Nongridded Sterile Cellulose Membrane Filters are single-packed membranes used for colony counting, particle testing, microscopy and sterility testing. Choose between cellulose acetate or cellulose nitrate membranes in a variety of pore sizes.

Sterile, individually packaged filters for strict quality control
Pre-sterilized via gamma irradiation at 25kGray
Ready-to-use to save preparatory time
Avoids contamination of remaining filters in opened packs
Filter identification and lot number are printed on each individual envelope
Each membrane is checked to ensure:
It is not damaged in any way
It is positioned correctly with no slippage under the edge seal
It is free of particles
Each envelope has readable lettering
High-quality membranes for a variety of lab applications
Defined particle retention and outstanding, reliable recovery rates for microorganisms
Choice of two membrane materials:
Cellulose nitrate filters (mixed cellulose ester) assure effective retention combined with high flow rates and optimal colony growth
Cellulose acetate filters combine high flow rates and thermal stability with very low adsorption characteristics
Available in 7 different pore sizes: 0.2μm, 0.45μm, 0.65μm, 0.8μm, 1.2μm, 3.0μm and 8.0μm
8μm filters are used as prefilters in a prefilter attachment. They retain coarse particles, while allowing microorganisms through for recovery on a bacteria-retentive filter
0.2μm filters are the standard for sterile filtration and are validated by the Bacteria Challenge Test (BCT)
0.45µm filters are manufactured according to ISO 7704
White, un-gridded filters in 47 or 50mm (1.9 or 2 in.) diameter sizes

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
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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: 87847397069

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4.2 ★★★★★
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Vine Customer
Dallas, US
★★★★★ 5
My Dog's Favorite Bone! No staining or smells on carpet. AWESOME COMPANY! Will Support You--RISK FREE PURCHASE!
Benebone rocks! It is pricey for sure, but these are superior to nylabones in my opinion. The flavor is there that you can smell when you sniff the actual toy, but it does not stain or make the carpet smell. It will slowly wear down, but it does not result in sharp edges. Does keep my puppy's attention and does withstand her chewing. She chews on this toy every day! NOTE: I did have a problem with a previous order from Benebone. The bone broke almost immediately. The company immediately contacted me and sent me TWO replacements. The replacements lasted for a long time, and neither replacement broke like the first one; I think I just got a bad one with an air bubble or other defect. I would recommend watching your puppy/dog very carefully when you first give this toy. If it holds up well after about an hour or two of chewing, it will be just fine and you'll get many hours from it (my dog must have over 10 hours of just chewing on it). If it breaks, pull it away and contact the company! They were receptive and extremely supportive! When you have a dog you really love and is a part of the family, you really want a company that supports you both. Benebone is that company. I have recommended this bone to make co-workers and friends (I think I have had approximately 7 or 8 people buy this bone because of me), and they have all purchased the bone and it has been a HUGE hit success. So it is risk free! Buy this bone for your pup or bone and see how it goes! If you don't like it or your pup doesn't use it, just contact the company and see what they will do for you.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2017
B
Verified Purchase
Brisa lima
Birmingham, US
★★★★★ 5
Perfect for my dog that destroys everything
Color: Purple
It’s important for you to know: it’s hard. It’s a hard toy. It’s a bit heavier than normal dog toysx but it’s perfect for dogs who destroy every toy.. I have a 30lb 2 y old baby and they keep her entertained for sure. They are s good size. I honestly love it. My dogs love it too. It was a good purchase :)
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Reviewed in the United States on May 16, 2026
D
Verified Purchase
Daisy Rae AK
Carnegie, US
★★★★★ 5
Great
Color: Purple
My puppy. Loves these. Still chewing on them months later. They lasted.
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Reviewed in the United States on June 7, 2026
A
Verified Purchase
Amazon Fan
New York, US
★★★★★ 5
Indestructible dog toys
Color: Blue
These are indestructible toys. They do, however, hurt if the dog comes and drops it on your head while you’re sleeping. It is also quite scary when the dog drops it on the tile in the middle of the night. Be warned ;)
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Reviewed in the United States on June 3, 2026
B
Verified Purchase
Blessed24/7
Carnegie, US
★★★★★ 5
Best aggressive chew toy
Color: Blue
These are the best toys for my dog he's 15 mos an loves to bite chew an these are the best toys for him. Lasts long also. Might get a second set but different colors.
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Reviewed in the United States on April 28, 2026

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