Crystal Violet
Crystal Violet (CAS 548-62-9), molecular formula C25H30N3Cl, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Basic Violet 3,Gentian Violet,Hexamethylpararosaniline chloride,Methyl Violet 10B

| Molecular weight | 407.98 |
|---|---|
| Linear formula | C25H30N3Cl |
| Assay | ≥90.0% anhydrous basis |
| Grade | JIS special grade |
| Loss on drying | ≤7.5% loss on drying |
| Suitability | passes test for sensitivity as indicator |
| Melting point | 205 °C (dec.)(lit.) |
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Transport (UN / ADR) | UN 3077 9/PG 3 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-40-41-50/53 |
| Safety statements (S) | 26-36/37/39-46-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 42555 |
|---|---|
| Availability | available only in Japan |
| Shelf Life | (Expiry date on the label) |
| Absorption | / passes test |
| Ivd | for in vitro diagnostic use |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Crystal Violet?
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Crystal Violet (CAS 548-62-9), molecular formula C25H30N3Cl, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to USP, BP and EP standards.
What grades of Crystal Violet does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Crystal Violet in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Crystal Violet?
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Crystal Violet has CAS number 548-62-9 and molecular formula C25H30N3Cl. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Crystal Violet?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Crystal Violet ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Crystal Violet be stored?
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Store Crystal Violet in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Crystal Violet used for?
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Crystal Violet is used in biochemicals & reagents applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Crystal Violet?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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