• Basic Violet 3, Gentian Violet, Hexamethylpararosaniline chloride, Methyl Violet 10B

Article No. 03049 Grade AR/ACS
Purity 96% CAS No. 548-62-9
Molecular Formula C25H30CIN3 Molecular Weight 407.99
H.S. Code 3204.1349 Shelf Life 5 Years
C.I.No.42555 (Confirms USP Specification) Crystal Violet is a component of Gram staining that allows one to recognize the difference between gram-positive and gram-negative bacteria with differential staining.


Safety Information and Hazard Symbols

Corrosion Exclamation Mark Environment Health Hazard
Symbol: GHS05, GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 3077
IMCO Class No.: 9
Packing Group: III
Hazardous Statement: H302-H318-H351-H410
Precaution Statement: P273-P280-P305 + P351 + P338-P501


00025 25 g Request for price
00100 100 g Request for price
Revision Date : 14-May-2014


Appearance Dark green powder
Assay 96 – 100.5%
Identification test To pass A, B & C tests
Water Max 7.5%
Residue on ignition Max 1.5%
Alcohol insoluble substances Max 1%
Arsenic (As) Max 0.001%
Lead (Pb) Max 0.003%
Zinc (Zn) Passes test
Chromatographic purity Passes test
Sensitivity as Indicator Passes test
UV Absorbance Ratio 0.98 - 1.90