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95577

Sigma-Aldrich

Chelex® 100 sodium form

100-200 mesh particle size

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Synonym(s):
crosslinked polystyrene-iminodiacetate ion exchange resin
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.

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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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