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Ponceau De Xylidine C.I. 16150

Price: £6.53
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Stock Availability
On Shelf - Approx. UK delivery date: Wednesday the 01st October 2025*
In bulk stock - ships within 10 - 12 Working Days (Excluding weekends and public holidays)
4 to 6 weeks approx. (Not guaranteed)
UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed
  • Biological Stain
  • Counterstain (Masson's Method)
  • Staining Protein

Xylidine ponceau, also known as Ponceau 2R is mostly used only in the Masson's trichrome stain as a red counterstain, where it imparts orange hue to the red-stained cytoplasmic structures.

  • C.I. 16150
  • Dye Content: >70%
  • Molecular Formula: C18H16N2O7S2
  • Molecular Weight: 436.46 g/mol
  • Absorption Wavelength Max (E1% in a 1cm cell, Water): 501-509nm
  • Absorptivity (E1%in 1cm cell,Water): 420-460
  • Loss on Drying: <5%

Hazard Phrases: Suspected of causing cancer .

Prec Phrases: Use personal protective equipment as required.

respiratory CLP Image

Cas No: 3761-53-3
Einecs No: 223-178-3

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