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Key Documents

WHA10300263

Whatman® quantitative filter paper, ashless, Grade 589/3 blue ribbon

circles, diam. 12.8 mm, pack of 1000

Synonym(s):

Whatman filter, Whatman paper, Z695475, paper filter

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About This Item

UNSPSC Code:
41104900
NACRES:
NB.24

material

cellulose filters
circles

packaging

pack of 1000

manufacturer/tradename

Whatman 10300263
Whatman Article No. 28414139 (US reference)

parameter

375 sec/100 mL speed (Herzberg)

diam.

12.8 mm

thickness

160 μm

ash

≤0.01%

pore size

<2 μm (Particle retention)

basis weight

84 g/m2

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General description

Whatman Grade 589/3 ashless filter paper from Cytiva is particularly useful in capturing very fine particulate samples such as insoluble molecules in fats or oils or supporting ash free dry mass.

Ash free dry mass

Grade 589/3 filter paper from Cytiva′s business supports accurate measurement of ash free dry mass. The blue ribbon filter is an established component in a variety of quantitative analysis methods, such as quantification of insoluble contaminants in animal and vegetable fats and oils.

Features and Benefits

  • High purity (< 0.01% ash) for ash free dry mass methods
  • ‘Blue ribbon filter′
  • Very fine precipitate retention (class 2d acc. to DIN 53 135)
  • Herzberg filtration speed of 750 s*
  • Also available prepleated as Grade 589/3 ½

Other Notes

Field of Use : For internal research use only. Products are not intended for diagnostic use or resale.

Legal Information

Whatman is a registered trademark of Cytiva

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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