Methylene blue trihydrate, OmniPur®, Molecular Biology Grade, Calbiochem®

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Synonyms: C.I.52015Swiss BlueBasic blue 9Methylthioninium chloride trihydrate3,7-Bis(dimethylamino)phenothiazin-5-ium chloride trihydrateMethylene blue

6210-100GM
CA-EM6210
Methylene blue trihydrate, OmniPur®, Molecular Biology Grade, Calbiochem®
Methylene blue trihydrate

Post-electrophoretic stain for DNA and also stains RNA in bacterialogical procedures.


  • Non-intercalating
  • Iridescent green-black powder

Formula: C₁₆H₁₈ClN₃S·3H₂O
MW: 373.9 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00150008
CAS Number: 7220-79-3
EINECS: 200-515-2

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Specification Test Results

Arsenic 0.0008% max.
Ash 1.0% max.
Copper 0.001% max.
EM (661nm, H2O) 69,000 min.
Lead 0.001% max.
Moisture 15.0% max.
Zinc 0.001% max.

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