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Crystal Violet C.I. No. 42555 for Microscopy %96.0-100.5, 25 g – AFG Scientific

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Crystal Violet (Gentian Violet, C.I. 42555) for microscopy and staining applications, 25 g packaging. Used in Gram staining and histological staining procedures.

  • USP grade, %96.0-100.5 purity (Assay)
  • C.I. No. 42555 - Basic Violet 3 / Gentian Violet
  • Molecular formula: C25H30N3Cl, MW: 407.99 g/mol
  • CAS No: 548-62-9, MDL No: MFCD00011750
  • Dark green crystalline powder appearance
  • 25 g packaging, room temperature storage

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AFG Scientific Crystal Violet is a classic triphenylmethane dye used in microbiology and histology laboratories for various staining protocols, particularly Gram staining. USP grade and purity range of 96.0-100.5% provide analytical reliability.

The product is supplied as a dark green crystalline powder and can be stored at room temperature. With molecular formula C25H30N3Cl and molecular weight of 407.99 g/mol, it exhibits standard Crystal Violet (Basic Violet 3, Gentian Violet, Methyl Violet 10B) properties. CAS No: 548-62-9.

The 25 gram packaging is suitable for routine laboratory use and preparation of dye solutions.

Technical Specifications

Manufacturer AFG Scientific
CAS No 548-62-9
C.I. No 42555
Grade USP
Purity (Assay) 96.0 – 100.5 %
Molecular Formula C25H30N3Cl
Molecular Weight 407.99 g/mol
MDL No MFCD00011750
Appearance Dark green crystalline powder
Storage Temperature Room temperature
Packaging 25 g

Applications

  • Gram staining procedures
  • Histological and cytological staining
  • Microbiology laboratory staining solution preparation

Frequently Asked Questions

What is the CAS number of Crystal Violet?
CAS No: 548-62-9.
What is the purity range of this product?
USP grade with purity range of 96.0-100.5% (Assay).
What are the other names for Crystal Violet?
Also known as Basic Violet 3, Gentian Violet, Methyl Violet 10B, and C.I. 42555.