Sigma-Aldrich Chelex 100 sodium form. 50-100 mesh (dry). 100 g

Name: Sigma-Aldrich Chelex 100 sodium form. 50-100 mesh (dry). 100 g
SKU: SIAL-C7901-100G
Price: 506.92 USD

List Price $506.92 Your Price $506.92

Sigma-Aldrich Chelex 100 sodium form. 50-100 mesh (dry). 100 g - SIAL (Additional S&H Or Hazmat Fees May Apply)

NETA PART: SIAL-C7901-100G

MFG.PART: C7901-100G

UNSPSC: 47131900

Manufacturer: Sigma-Aldrich

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Description

form

beads

matrix

1% cross-linked polystyrene
cross-linked polystyrene beads

matrix active group

iminodiacetic acid (sodium form)
paired iminodiacetate groups

matrix attachment

through methyl group to aromatic rings

particle size

50-100 mesh (dry)

pH

4-14

capacity

≥0.3 meq/mL binding capacity
0.6 meq/g binding capacity (heavy metal ions)

Application

Chelex is used in affinity chromatography, protein chromatography, chelating resins, affinity resins and core bioreagents.

Chelex^® 100 sodium form has been used:

for the extraction of DNA from bee samples [1]
to remove from cigarette smoke extract (CSE) and study the effects of hepcidin expression in the murine lungs[2]
to extract DNA from bacterial cultures[3]

Biochem/physiol Actions

Chelex^® 100 is a styrene-divinylbenzene copolymer containing paired iminodiacetate ions, which act as chelating groups in binding polyvalent metal ions.[4] It is considered a weakly acidic resin. Chelex acts as a chelating resin that is used in DNA extraction from forensic samples, such as hair, bloodstain cards, and buccal swabs.[4]

Other Notes

Product is autoclavable in sodium form. It has a maximum operating temperature of 75°C and is not soluble in water.

Legal Information

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c