WHA3668915

Whatman^® cellulose chromatography papers

SG81 Sheets, W × L 460 mm × 570 mm

• Synonyme(s) : Whatman paper, Z742562, blotting papers, cellulose membranes
• Code UNSPSC : 41115727
• Nomenclature NACRES : NB.24

Propriétés

• Matériaux: cellulose membrane; sheets
• Qualité: for chromatography
• Stérilité: non-sterile
• Caractéristiques: CHR
• Conditionnement: pkg of 25 ea
• Fabricant/nom de marque: Whatman 3668-915; Whatman Article No. 28419437 (US reference)
• Paramètres: 110 mm/30 min speed
• Larg. × L: 460 mm × 570 mm

Description

Description générale

Grade 1 Chr
The world standard chromatography paper. A smooth surface, 0.18 mm thick with a linear flow rate (water) of 130 mm/30 min. Good resolution for general analytical separations.

Grade 2 Chr
Thickness 0.18 mm. Flow rate 115 mm/30 min. Slower than 1 Chr for higher resolution applications. Smooth surface. Particularly recommended for optical or radiometric scanning.

Grade 3MM Chr
Though widely used as a blotting paper, 3MM Chr is also used both in electrophoresis and for general chemistry. A medium thickness paper (0.34 mm) used extensively for general chromatography and electrophoresis. Flow rate is 130 mm/30 min.

Grade 4 Chr
Thickness 0.21 mm. Flow rate 180 mm/30 min. Fastest of the thin papers. Recommended for routine and/or repetitive chromatography when loadings are relatively low. Smooth surface. Very suitable where speed is important and very high resolution is not required.

Grade DE 81
DEAE cellulose paper. Weakly basic anion exchanger. Thin paper with medium flow rates.

Grade 2668 Chr
Thickness 0.9 mm. Flow rate 155 mm/10 min. For separation of relatively large molecules by electrophoresis.

Autres remarques

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

Informations légales

Whatman is a registered trademark of Cytiva