Ponceau S 0.1 % (w/v) in 5% acetic acid staining solution

Supplier: Biotium

Synonyms: CI 271953-Hydroxy-4-((2-sulpho-4-((4-sulphophenyl)diazenyl)phenyl)diazenyl)naphthalene-2,7-disulphonic acid, tetrasodium salt3-Hydroxy-4-(2-sulpho-4-[4-sulphophenylazo]phenylazo)-2,7-naphthalenedisulphonic acid sodium saltPonceau3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt3-Hydroxy-4-((2-sulfo-4-((4-sulfophenyl)diazenyl)phenyl)diazenyl)naphthalene-2,7-disulfonic acid, tetrasodium salt

22001
89138-848EA 207.23 CAD
89138-848
Ponceau S 0.1 % (w/v) in 5% acetic acid staining solution
Ponceau S

Ponceau S staining solution is used for the detection of proteins on PVDF and nitrocellulose membranes with a limit of detection of about 250 ng of transferred protein.


  • Rapidly stains proteins on membranes pink or light red
  • For easy visual inspection of protein transfer
  • Reversible and compatible with subsequent Western blotting

Formula: C₂₂H₁₂N₄Na₄O₁₃S₄
MW: 760.56 g/mol
MDL Number: MFCD00003892
CAS Number: 6226-79-5

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