Date published: 2025-12-18

1-800-457-3801

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Filter Flask – UltraCruz®

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  • Filter system is manufactured in a Class 100,000 clean room, from USP class VI virgin polystyrene. Filter system comes with the bottle top filter and solution bottle as a unit, suitable for vacuum filtration application. Vacuum filter system is ideal for large volume sample separation and purification.
  • Filter membrane is made from polyethersulfone (PES) material for rapid flow rate and low protein binding.
  • Pore size: sc-516771: 0.10 µm
                     sc-200253, sc-200255, sc-200309, sc-359029: 0.22 µm
                     sc-200254, sc-200256, sc-200310, sc-359028: 0.45 µm
  • Filter system is gamma irradiation sterilized.
  • 12 per case
  • DISCOUNT: Bulk orders of any combination of Lab Supplies totaling:
    • $500 or more receive a 5% discount
    • $1,500 or more receive a 10% discount
    • $2,500 or more receive a 15% discount

    FREE GROUND SHIPPING
    on labware orders over $20 in the contiguous US

    Description
    UltraCruz® Filter Flask supplied with polyethersulfone (PES) membrane is ideal for large volume sample separation and purification in a laboratory. UltraCruz® Filter Flask with PES comes with a bottle top filter and solution bottle as a unit, suitable for sterile vacuum filtration applications. With low protein binding and low extractables, it can separate and purify liquids such as cell culture media, serum, and HPLC solutions. Filter Flasks are sterilized by gamma irradiation making them nonpyrogenic, noncytotoxic, and RNase/DNase free. The low liquid retention funnel design and polyethersulfone (PES) filter membrane provide a rapid flow rate. This filtration system also has engraved graduations on the filters and bottles that allow for precise work. Made from high quality polystyrene, the solution bottles feature a heavy-walled construction for added strength and two indents for a secure grip. An easy to open textured cap is included as well. Filter Flasks are manufactured from U.S. Pharmacopeia (USP) class VI virgin polystyrene in a class 100,000 cleanroom. Class VI is the most rigorous testing aimed to certify that there are no harmful reactions or long-term bodily effects caused by chemicals that leach out of plastic materials. Class 100,000 cleanrooms are allowed a maximum of 700 particles per cubic foot greater than 5 microns and less than 100,000 particles per cubic foot greater than 0.3 microns. They must also have at least 20 air changes per hour. This classification is closest to ISO-8 by the International Organization for Standardization.

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    UltraCruz® Filter Flask, 150 ml, PES, 0.22 µm

    sc-200309
    12/case
    $92.95

    UltraCruz® Filter Flask, 150 ml, PES, 0.45 µm

    sc-200310
    12/case
    $92.95

    UltraCruz® Filter Flask, 250 ml, PES, 0.22 µm

    sc-200253
    12/case
    $99.95

    UltraCruz® Filter Flask, 250 ml, PES, 0.45 µm

    sc-200254
    12/case
    $99.95

    UltraCruz® Filter Flask, 500 ml, PES, 0.10 µm

    sc-516771
    12/case
    $149.95

    UltraCruz® Filter Flask, 500 ml, PES, 0.22 µm

    sc-200255
    12/case
    $132.95

    UltraCruz® Filter Flask, 500 ml, PES, 0.45 µm

    sc-200256
    12/case
    $132.95

    UltraCruz® Filter Flask, 1000 ml, PES, 0.22 µm

    sc-359029
    12/case
    $175.95

    UltraCruz® Filter Flask, 1000 ml, PES, 0.45 µm

    sc-359028
    12/case
    $174.95

    Is each of the 12 untis wrapped seperately, making it suitable for sterile use?

    Asked by: AM17
    Thank you for your question. sc-359029 UltraCruz® Filter Flask, 1000ml, PES, 0.22um is not individually wrapped.
    Answered by: BlakeJ
    Date published: 2024-08-06

    Does it work on filter mct oil .

    Asked by: Thick
    Thank you for your question. Vacuum filter system is ideal for large volume sample separation and purification. We have not validated this product for specific use with mct oil.
    Answered by: BlakeJ
    Date published: 2023-12-29

    is the membrane diameter 90 mm

    Asked by: Shivanna
    Thank you for your question. It would be helpful if you could call us directly at 800-457-3801 ext. 1, allowing for a more interactive discussion of this and other related questions.
    Answered by: Blake J
    Date published: 2021-10-05

    can the flask be autoclaved?

    Asked by: Biocell lily
    Thank you for your question. It would be helpful if you could call us, allowing for a more interactive discussion of this and other related questions.
    Answered by: Technical Support
    Date published: 2021-07-23

    Do you sell the 500 mL filter flask BOTTLE by itself?

    Asked by: Bill T
    Thank you for your question. This product is only available in a pack of twelve bottles.
    Answered by: Tech Support Europe
    Date published: 2025-01-18

    Hi, could you tell me the surface of the filter for this product sc-200256 ? Thanks a lot Regards

    Asked by: Quentin2019
    Thank you for your question. The surface area of the filter is approximately 44cm2. and the diameter of the filter is 75mm.
    Answered by: Tech Service
    Date published: 2025-01-18
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    Rated 5 out of 5 by from Love theseThese filters work great. I especially like that the bottles are tall and slender for more efficient storage! The clear bottle also makes it easier to see contents.
    Date published: 2021-11-30
    Rated 5 out of 5 by from works wellI have been using this product for over 5 years without having any issues. Recommended
    Date published: 2021-11-09
    Rated 5 out of 5 by from Anderson CountyThe best you can buy, will never buy from anyone else
    Date published: 2020-09-24
    Rated 5 out of 5 by from Filter units for everyday purposeThis flask works perfectly in our daily filtration procedures.
    Date published: 2020-04-09
    Rated 5 out of 5 by from 过滤除菌神器!希望多多推出耗材相关促销活动过滤除菌神器!用了这个基本不用担心配制培养基和过滤除菌的问题了呢。不管多复杂的培养基组分,基本都能搞定。不用担心细胞用了污染的溶液或者培养基呢。希望多出些类似耗材的促销活动。
    Date published: 2020-03-23
    Rated 5 out of 5 by from Works well, good priceWe use these regularly for cell culture in our lab. Cheapest filters I've found and quick delivery.
    Date published: 2019-08-05
    Rated 5 out of 5 by from Great filtersGreat filters at a good price. I will get them again.
    Date published: 2018-10-17
    Rated 4 out of 5 by from Good antibodiesI bought this product in order to filter media. The filtration is quick. This product has very good qualty and price.
    Date published: 2018-06-10
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    Filter Flask – UltraCruz ® is rated 5.0 out of 5 by 21.
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