Skip to Content
Merck
CN

C7901

Chelex® 100 sodium form

50-100 mesh (dry)

Synonym(s):

Iminodiacetic Acid Resin

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

CAS Number:
UNSPSC Code:
23151817
NACRES:
NA.56
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


form

beads

Quality Segment

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® 100 sodium form has been used:
  • for the extraction of DNA from bee samples
  • to remove from cigarette smoke extract (CSE) and study the effects of hepcidin expression in the murine lungs
  • to extract DNA from bacterial cultures

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

Biochem/physiol Actions

Chelex® 100 is a styrene-divinylbenzene copolymer containing paired iminodiacetate ions, which act as chelating groups in binding polyvalent metal ions. 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.

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.


Still not finding the right product?

Explore all of our products under Chelex® 100 sodium form


Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library