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Mordant Blue 29
(CAS RN:1667-99-8 Product Number:C0979)


Mordant Blue 29
Synonym Chrome Azurol S
Synonym 2,6-Dichlorodimethyl-sulfoxy-fuchsonedicarboxylic Acid Sodium Salt

General Information

Product Number C0979

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Purity/Analysis Method
Storage Temperature
M.F. / M.W. C23H13Cl2Na3O9S=605.28
CAS RN 1667-99-8
Related CAS RN
MDL Number MFCD00001615
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance Red to Dark blue to Black powder to crystal
Lambda max. 425.0 to 435.0 nm(pH7.0 phosphate buffer)
Absorbance min. 0.500(0.02g/L,pH7.0 phosphate buffer,425.0 to 435.0 nm)(calcd.on dried substance)
Drying loss max. 10.0 %
Ignition residue(Sulfate) 35.0 to 45.0% (calcd.on dried substance)
Sensitiveness Colorimetric Test : Turn Purple with Aluminum and turn Yellow red by adding EDTA 2Na


Colour Index 43825
Reaxys-RN 4110655
PubChem SID 87566024
EC Number 216-787-0


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 3204120090


PubMed Literature

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