Safranin O, stain for Gram negative bacteria (ab146329)

Overview

  • Product name

    Safranin O, stain for Gram negative bacteria
  • Description

    Biological stain used to stain Gram negative bacteria.
  • Alternative names

    • Basic Red 2
    • Cotton Red
    • Gossypimine
    • Safranin A
    • Safranin T
    • Safranin Y
    see all
  • Biological description

    Biological stain used to stain Gram negative bacteria, chromosomes, mucin, cartilage and mast cells. Commonly used as a counter stain for gram-negative bacteria in the Gram stain procedure.

  • CAS Number

    477-73-6
  • Chemical structure

    Chemical Structure

Properties

  • Chemical name

    3,7-Diamino-2,8-dimethyl-5-phenylphenazinium chloride
  • Molecular weight

    350.84
  • Molecular formula

    C20H19CIN4
  • Storage instructions

    Store at Room Temperature. Store under desiccating conditions. The product can be stored for up to 12 months.
  • Solubility overview

    Soluble in ethanol
  • Handling

    Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.

    Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.

  • Source

    Synthetic

References

This product has been referenced in:

  • Krings M The use of biological stains in the analysis of late Palaeozoic pteridosperm cuticles. Rev Palaeobot Palynol 108:143-150 (2000). Read more (PubMed: 10704641) »
  • Rosenberg L Chemical basis for the histological use of safranin O in the study of articular cartilage. J Bone Joint Surg Am 53:69-82 (1971). Read more (PubMed: 4250366) »

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