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WHA3031681

Whatman® cellulose chromatography papers

31ET CHR Chroma Reel, W × L 15 cm × 100 m

Synonym(s):

Whatman paper, Z742473, blotting papers, cellulose membranes

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About This Item

UNSPSC Code:
41115727
NACRES:
NB.24

material

cellulose
cellulose membrane
roll

grade

for chromatography

sterility

non-sterile

feature

31ET CHR

packaging

pkg of 1 ea

manufacturer/tradename

Whatman 3031-681
Whatman Article No. 28419331 (US reference)

parameter

1.25 cm/hr speed
225mm/30min flow rate

W × L

15 cm × 100 m

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General description

31ET Chr cellulose chromatography roll is an extremely fast 0.50 mm paper for electrophoresis of large molecules. Thickness 0.50 mm. Flow rate 225 mm/30 min. Extremely fast. Flow rate is the highest of all chromatography papers in the Whatman range. Thick paper with fairly soft surface. Principal application is in electrophoresis of large molecules.

Features and Benefits

  • Pure cellulose produced entirely from the highest quality cotton linters with no additives of any kind.
  • Manufactured and tested specifically for chromatographic techniques. This ensures the wicking capability and uniformity of capillary action that are important in chemical separations.
  • Also widely used in protein and nucleic acid blotting.

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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Susana Campuzano et al.
Applied and environmental microbiology, 75(18), 5972-5980 (2009-07-28)
A Streptococcus mitis genomic DNA fragment carrying the SMT1224 gene encoding a putative beta-galactosidase was identified, cloned, and expressed in Escherichia coli. This gene encodes a protein 2,411 amino acids long with a predicted molecular mass of 268 kDa. The

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