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Ponceau S, Fisher BioReagents

Product Code. 10776454
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Quantity:
10 g
Unit Size:
10g
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Product Code. 10776454 Supplier Fisher BioReagents Supplier No. BP10310
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Description

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

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
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Safety and Handling

compliance-icons
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.
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