HomeTETRAZOLIUM VIOLET ARTETRAZOLIUM VIOLET AR Product CodeB-02671BRANDBio-ChemGradeARCAS No1719-71-7Molecular FormulaC23H17N4CIMolecular Weight384 .87H.S.Code2933.99000Shelf Life60 MonthsPurity99 % COAs MSDS Physical Properties Physical state at 20 °CSolidColourBrown powderOdourOdorlessMelting point/ Freezing point [°240 - 245 °C Packaging Specification AppearanceBrown-yellow to brown powderMelting point245 – 250 deg CSafety Information and Hazard Symbols Symbol: GHS07, GHS08Signal Word: Warning