Variamine Blue B Diazonium Salt (CAS 101-69-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H12N3O Cl. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C13H12N3O Cl
Molecular Weight
261.71 g/mol
Purity
97%+
Storage
Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)
Soluble in DMSO, DMF, methanol
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light