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433942 Sigma-Aldrich

Dowex® Marathon A, Chloride form

chloride form

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Properties

Related Categories Analytical/Chromatography, Anion, Anion Exchange Media, Dowex, Dowex Strong Anion Exchangers,
quality   monodispersed
moisture   50-60%
matrix   styrene-divinylbenzene (gel)
particle size   24-28 mesh
  525-625 μm
capacity   1.3 meq/mL by wetted bed volume

Description

Application

Strongly basic (type I) anion exchange resin for demineralization, especially suited for water with high concentration of weak ions (silica, CO2), as well as organics-laden feed waters. This resin meets requirements of FDA Food Additive Regulation 21 CFR 173.25.

Dowex Marathon A was used in ion-exchange chromatography.

Other Notes

This ion-exchange resin has not been specially processed nor cleaned. We suggest that it be treated to a suitable preliminary elution and wash.

Packaging

1 kg in poly bottle

250 g in poly bottle

Features and Benefits

Strongly basic anion

General description

Dowex Marathon A is a strong basic anionic Type I exchange gel resin with trimethylamine as functional group. Dowex Marathon A is a heterogeneous catalyst made of styerenedivinylbenzene copolymer.

Legal Information

DOWEX is a registered trademark of The Dow Chemical Company or an affiliated company of Dow

Marathon is a trademark of The Dow Chemical Company or an affiliated company of Dow

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles

Articles

Selection Guide for Polymeric Resins in Chromatography & Purification

Sigma-Aldrich carries a vast array of resins, from leading manufacturers; such as, Dow Chemical, Rohm & Haas, Mitsubishi, and Lanxess. Our product line includes adsorbent, ion-exchange (anion / catio...
Keywords: Adsorption, Antibiotics, Detergents, Fermentation, Filtration, Hormones, Ion Exchange, Pharmaceutical, Purification, Separation

Peer-Reviewed Papers
15

References

Related Products

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