Ponceau S, Fisher BioReagents

Description

Ponceau S is commonly used for staining serum and plasma proteins on nitrocellulose and cellulose acetate membranes.

Specifications

• CAS: 6226-79-5
• Extinction Coefficient: 350g(-1) cm(-1) min.
• Molecular Formula: C22H12N4Na4O13S4
• Solubility Information: Solubility in water: insoluble
• Identification: Pass Test
• InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J
• SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=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+]
• IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate
• Molecular Weight (g/mol): 760.552
• PubChem CID: 11320219
• Lambda Max: 512 to 516nm
• Formula Weight: 760.57
• Loss on Drying: Report %
• Packaging: Glass Bottle
• Vapor Pressure: Vapor Pressure: Negligible
• Color Index No.: 27195
• Color: Brown/Red
• pH: 9.0
• Quantity: 10 g
• Physical Form: Powder
• Chemical Name or Material: Ponceau S

Safety and Handling

Product Identifier

• Ponceau S

Signal Word

• Warning

Hazard Category

• Skin corrosion/irritation Category 2
• Serious eye damage/eye irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.