SKU: 84230589573

Sartorius 721014 Safe-Cone Filter standard Ø 1.83 mm (pack of 50)

Sale price$17.02 Regular price$18.91
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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30

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Description

Sartorius 721014 Safe-Cone Filter standard Ø 1.83 mm (pack of 50)The unique and replaceable polyethylene (PE) Safe Cone Filters act as a final barrier to prevent any fluids and liquid vapours from reaching the internal components of the pipette. Standard Safe Cone Filters are for general applications. They can be used for the same type of work as the Plus Filter is recommended for, but need to be changed more frequently. Self sealing Plus Safe Cone Filters are meant for applications such as radioactive work, cell

The unique and replaceable polyethylene (PE) Safe-Cone Filters act as a final barrier to prevent any fluids and liquid vapours from reaching the internal components of the pipette.
Standard Safe-Cone Filters are for general applications. They can be used for the same type of work as the Plus Filter is recommended for, but need to be changed more frequently.
Self-sealing Plus Safe-Cone Filters are meant for applications such as radioactive work, cell culture, bacterial and virological work and molecular biology.
The interval of changing the filter depends on the application and the sample. However, according to studies, the filter should be changed daily (or after 50 to 250 pipettings) and immediately in case of over-aspiration. To ensure safety of the user, forceps should be used to change the filter. The mLINE® pipettes also feature a built-in filter ejector. In addition, clean the tip cone with ethanol (70%) prior to assembling a new filter.
Protects the pipette and the sample from contamination
Prolongs the pipette’s lifetime
Reduces maintenance intervals
Is cost-effective

Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
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SKU: 84230589573

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4.7 ★★★★★
Based on 13 reviews
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Verified Purchase
Steven D
Bozeman, US
★★★★★ 5
Exact item ordered, quick delivery
Size: 9.5, Color: Black Polished Full Grain
I ordered these black Cole Haan penny loafers for casual wear with jeans, khakies, and even business casual with slacks and a jacket. They've always worked perfectly for these uses. The Cole Haan version is the most versatile and still meets my sophisticated look criteria. I wear a 9 1/2 M with almost all other shoes. I have found Cole Haan to run slightly wider and slightly shorter. This fit will work with thin and no socks and a little loose in width. . I'd likely order a 10 N next time. I tend to forget this but it runs consistent with me for Cole Haan. 5 stars for the shoe and service. My bad on the slightly off fit.
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Reviewed in the United States on January 8, 2025
H
Verified Purchase
Hugh62
Cuba, US
★★★★★ 1
Poor quality control - maybe outlet store leftovers
Size: 11.5, Color: Burgundy Polished Full Grain
The two shoes were not the same size. They were both labeled 11 1/2 but one shoe was larger than the other and the fit was poor. I returned the first pair and ordered a replacement. This time the shoes were close to the same size but too loose and the left one has sewing issues. I've bought Johnston & Murphy for years because of the quality. These were to replace an existing pair of burgundy penny loafers that have finally worn out (even after several heal/sole replacements). That is the expected quality. I suspect Nashville Shoe Warehouse may be handling shoes that didn't measure up for the quality; more like an outlet mall than getting the J&M quality I've come to expect. Update: went to Johnston & Murphy site to buy "direct" from the manufacturer. There were several recent reviews where the shoes were long and didn't fit properly. Genesco - please step up the manufacture / crafting of these classic shoes to the level of quality they used to have.
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Reviewed in the United States on July 21, 2025
F
Verified Purchase
Fabric Crazy
Charlottesville, US
★★★★★ 5
Really nice shoes
Size: 9, Color: Black Polished Full Grain
My husband enjoys wearing these shoes. Very classy looking. They fit well. They arrived quickly. He liked them so much he ordered another pair in a different color which have worked out just as well.
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Reviewed in the United States on February 3, 2026
T
Verified Purchase
tjw
New York, US
★★★★★ 3
Way too narrow
Size: 9.5 Wide, Color: Burgundy Polished Full Grain
I ordered a wide in this shoe, but it was still way too narrow. I had to return them. Otherwise, it looked like a nice quality shoe.
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Reviewed in the United States on February 12, 2026
B
Verified Purchase
BetterEveryDay
San Leandro, US
★★★★★ 5
I usually wear 11.5's, but I buy 1/2 size smaller to accommodate for stretch. Leather relaxes.
Size: 11, Color: Burgundy Polished Full Grain
5 STARS: These shoes are awesome. I keep coming back for more. I have major foot problems, have tried all kinds of shoes, orthotics, and inserts... but believe it or not, these shoes work better than any of that stuff. I wear them daily. I buy lots of them, for home, for church, and I'm getting my first pair of J&M boots today, for winters in Indiana... Brrrr
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Reviewed in the United States on December 18, 2025

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