Ponceau S, 0.1% v/v soln. in 5% acetic acid

CAS: 6226-79-5

Ref. 02-J63139

Product Information

• Name: Ponceau S, 0.1% v/v soln. in 5% acetic acid
• Synonyms: C.I. 27195, Acid Red 112, 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-, sodium salt (1:4), 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-, tetrasodium salt, 3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid, tetrasodium salt, Acid red 112, Ponceau Red S, Ponceau S Extra, Ponceau S solution, Tetrasodium 3-Hydroxy-4-(2-Sulphonato-4-(4-Sulphonatophenylazo)Phenylazo)Naphthalene-2,7-Disulphonat, tetrasodium 3-hydroxy-4-[(E)-{2-sulfonato-4-[(E)-(4-sulfonatophenyl)diazenyl]phenyl}diazenyl]naphthalene-2,7-disulfonate

Description

Ponceau S is used to prepare a stain for rapid reversible detection of protein bands on nitrocellulose or polyvinylidene fluoride membranes, as well as on cellulose acetate membranes. And it is also used as a rapid protein band stain. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 760.56
• Formula: C₂₂H₁₂N₄Na₄O₁₃S₄
• Purity: 0.1%