Azure B (azure I), dark green powder, certified C.I. 52010

Supplier: MP BIOMEDICALS (FKA ICN BIOMED

Synonyms: C.I. 52010, N,N,N′-Trimethylthionin, Azure B, Trimethylthionine chloride, 3-(Dimethylamino)-7-(methylamino)phenothiazin-5-ium chloride, Methylene Azur B

0219052010 0219052001
IC19052010EA 137.28 USD
IC19052010 76461-470
Azure B (azure I), dark green powder, certified C.I. 52010
Azure B (azure I)

Azure B Certified is used for differentiating cellular RNA (purplish) and DNA (blue-green) in plant tissues. Useful as a stain for Negri Bodies. Can be used in the Romanowsky-type stains for blood and blood protozoa.


Soluble in water (50 mg/ml) or ethanol (8-10 mg/ml); insoluble in diethyl ether.


Azure B Certified is used for differentiating cellular RNA (purplish) and DNA (blue-green) in plant tissues. Useful as a stain for Negri Bodies. Can be used in the Romanowsky-type stains for blood and blood protozoa.

Formula: C₁₅H₁₆ClN₃S
MW: 305.83 g/mol
Melting Pt: 205…210 °C (dec., lit.)
MDL Number: MFCD00011935
CAS Number: 531-55-5
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