Methylene Blue, CP

Molecular Formula
C16H18N3SCl•3H2O
Catalog Number
M2553
Supplier/Brand
Spectrum Chemical
CAS Number
7220-79-3

Methylene Blue, CP is a heterocyclic aromatic solid that is an odorless powder that has a dark green tinge and turns to blue when mixed with water. It is used in aquaculture and by tropical fish hobbyists as a treatment for fungal infections and has many experimental pharmaceutical drug applications. CP or Chemically Pure grade products supplied by Spectrum are indicative of a grade suitable for general industrial use.


Synonyms: Basic Blue 9 ; 3,7-Bis(dimethylamino)phenazathionium Chloride ; Methylthioninium Chloride ; Tetramethylthionine Chloride

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Tariff No. 3204134500

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2023