Crystal Violet (Basic Violet 3, Methyl Violet 10B, C.I 42555)

Crystal Violet Chemical Structure

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What is Crystal Violet

Crystal Violet is a triarylmethane dye and occurs in the form of a dark-green powder with a metallic luster. It is used as an acid-base indicator for use in biological stains and non-aqueous titration, the color scale spanning from green (PH 0.5) to blue (PH 2.0).

Macsen Laboratories is the leading manufacturer and supplier of Crystal Violet with ISO certification.
PRODUCT SPECIFICATIONS
PRODUCT NAME Crystal Violet
SYNONYMS Basic Violet 3, Methyl Violet 10B, C.I 42555
CAS No 548-62-9
Color Index No 42555
PubChem CID 23424024

SPECIFICATIONS

SR. No Criteria Limit/Specification
1. DESCRIPTION Dark Green Crystalline Powder
2. L.O.D. AT 105 C. Max. 8.0%
3. SULPHATED ASH MAX 1.5% 
4 INSOLUBLE MATTER MAX 1.0%
5 0.03% SOLUTION IN ALCOHOL. MUST BE CLEAR SOLUTION
6 SPECIFIC ABSORPTIVITY Min.2050
7 ABSORPTION MAXIMA 587-589 nm
8 DYE CONTENT Min. 88.0%

Uses

• Crystal Violet dye is the primary stain used in the Gram stain technique for differentiation of Gram-negative versus Gram-positive bacteria.
• It can be utilized to determine the viability of cultured cells.
• In forensics, crystal violet was used to develop fingerprints.
• It is also used as a textile and paper dye.

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