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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%Â |
| 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.
Resources
Biological Stains | Classification, Examples & Uses
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Resources
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