C7901

Sigma

 

Chelex® 100 sodium form

50-100 mesh (dry)

Synonym:Chelex® 100

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Description

Frequently Asked QuestionsLive Chat and Frequently Asked Questions are available for this Product.
Legal InformationChelex is a registered trademark of Bio-Rad Laboratories, Inc.

Properties

matrix 1% cross-linked polystyrene
  cross-linked polystyrene beads
matrix active groupiminodiacetic acid (sodium form)
matrix attachmentthrough methyl group to aromatic rings
particle size50-100 mesh (dry)
pH range4 - 14
capacity 0.4 meq/mL binding capacity
  0.6 meq/g binding capacity (heavy metal ions)

Safety

Personal Protective EquipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
WGK Germany3