Methylene blue

Product Name: Methylene blue  
Product Number: DM200
SIZE: 10g                      

Molecular Formula: C16H18ClN3S·3H2O                       

Molecular Weight: 373.9 

CAS: 7220-79-3

TEST
SPECIFICATION
(C16H18CIN3S•3H2O)Assay,%
≥82
Allochroic test
Pass
Dyeing test
Pass
Solubility in ethanol
Pass
Ignition residue,%
≤0.5
Drying loss,%
≤15
Zinc,%
≤0.02
Copper,%
≤0.015
Arsenic,%
≤0.0005

 

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