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Medchemexpress LLC Ponceau S (sodium salt) | 6226-79-5 | MFCD00003892 | 75.0% | 760.57 g/mol | C22H12N4Na4O13S4 | 10G
SDP

Supplier:  Medchemexpress LLC HY12489A10G

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Ponceau S (sodium salt) is a synthetic azo dye used as a rapid, reversible protein stain for visualization of protein bands on nitrocellulose, PVDF, and cellulose acetate membranes. Supplied as a pink to red solid, it binds to positively charged amino acid residues and is commonly used for membrane staining, transfer verification, and total protein normalization in western blot workflows.

  • Reversible protein stain for quick visualization of bands.
  • Compatible with nitrocellulose, PVDF, and cellulose acetate membranes.
  • Binds to positively charged amino acid residues for nonspecific protein detection.
  • Pink to red solid; soluble in water for aqueous staining solutions.
  • Typical dye content approximately 75% as reported by supplier product listings.
  • Molecular weight 760.57 g/mol; formula C22H12N4Na4O13S4.

Catalog No. 50-002-35628


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