Indicator, Reagent, or Diagnostic Aid
neutral red
neu·tral red
Subclass of:
Phenazines
Definitions related to neutral red:
  • A vital dye used as an indicator and biological stain. Various adverse effects have been observed in biological systems.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Dye and chemical solution stains for medical purposes are mixtures of synthetic or natural dyes or nondye chemicals in solutions used in staining cells and tissues for diagnostic histopathology, cytopathology, or hematology.
    Standard Product Nomenclature
    U.S Food & Drug Administration, 2003
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