Product overview

Name Ponceau S sodium salt
Biological description

Overview

Dye used to detect protein bands after western blotting.


Uses & applications

Although it is relatively insensitive, it is simple, rapid and easily reversible which allows further detection.

Once stained with Ponceaus S, transferred proteins appears as red bands on a pink background.

Please note that Ponceaus S is not suitable for use with nylon membranes.

Description Detects protein bands after western blotting
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Solubility & Handling

Storage instructions Room temperature
Solubility overview Soluble in water (1 mg/ml)
Storage of solutions Prepare and use solutions on the same day if possible. Store solutions at -20°C for up to one month if storage is required. Equilibrate to RT and ensure the solution is precipitate free before use.
Shipping Conditions Stable for ambient temperature shipping. Follow storage instructions on receipt.
Important This product is for RESEARCH USE ONLY and is not intended for therapeutic or diagnostic use. Not for human or veterinary use

Calculators

Molarity

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Dilution

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Chemical Data

Chemical name 3-Hydroxy-4-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid tetrasodium salt
Molecular Weight 760.57
Molecular Formula C22H12N4Na4O13S4
CAS Number 6226-79-5
PubChem identifier 11320219
SMILES C1=CC(=CC=C1N=NC2=CC(=C(C=C2)N/N=C\3/C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
InChiKey VSXKEUCERCWGKF-STNZDNLRSA-J
MDL number MFCD00003892
Appearance Brown solid

References for Ponceau S sodium salt

References are publications that support the biological activity of the product

3 Item(s)