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95577

Sigma-Aldrich

Chelex® 100 sodium form

100-200 mesh particle size

Synonym(s):

crosslinked polystyrene-iminodiacetate ion exchange resin

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
23151817
NACRES:
NA.22

product line

Chelex®

Quality Level

form

crystals

reaction suitability

reaction type: solution phase peptide synthesis

loss

65-85% loss on drying, 110°C

matrix

polystyrene/DVB

matrix active group

paired iminodiacetate groups

particle size

100-200 mesh

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General description

Chelex®100 sodium form resin is a styrene divinylbenzene copolymer with a pair of iminodiacetate ions that serve as chelating groups to bind polyvalent metal ions.

Application

Chelex®100 can be used:
  • As an ion exchange resin in wastewater treatment it has a high affinity for metal ions and selectivity for transition metals such as Zn, Co, Ni, and Cu
  • In the extraction and purification of DNA

Legal Information

Chelex is a registered trademark of Bio-Rad Laboratories, Inc.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Real-time PCR for detection of Trypanosoma brucei in human blood samples
S Becker, et al.
Diagnostic Microbiology and Infectious Disease, 50, 193-199 (2004)
Separation of uranium from natural waters on chelex-100 resin.
Pakalns P.
Analytica Chimica Acta, 120, 289-296 (1980)
Ion-exchange of nickel by iminodiacetic acid chelating resin Chelex 100.
Leinonen H and Lehto J.
Reactive functional Polymers, 43(1), 1-6 (2000)
Layman's guide to common complaints. 11. Food poisoning.
I Librach
Nursing mirror, 149(13), 24-25 (1979-09-27)

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