Sigma-Aldrich Malachite Green solution

Sigma-Aldrich Malachite Green Solution is a ready-to-use staining reagent specially formulated for microbiological and histological microscopy applications. With a concentration of 10 g/L Malachite Green (oxalate form) in water, this solution is ideal for differential bacterial spore staining using Schaeffer and Fulton's method, and as an alternative to methyl green in Pappenheim stain when combined with the Gram stain technique.

Key Features

• Microscopy-Grade Quality – Ensures high-contrast, reliable staining of bacterial spores
• Ready-to-Use Formulation – Pre-diluted aqueous solution for convenience and consistency
• Oxalate Form – Provides enhanced solubility and performance for staining procedures
• Versatile Application – Supports both spore staining and Gram-based differentiation
• Trusted Sigma-Aldrich Quality – Produced under strict quality controls for laboratory use

Specifications

Applications

• Spore Staining – Used in Schaeffer and Fulton’s method to visualize bacterial endospores (e.g., Bacillus, Clostridium)
• Pappenheim Stain – Serves as an alternative to methyl green when paired with Gram’s stain for cytological differentiation
• General Microbiology – Suitable for microbial visualization under light microscopy in teaching and research labs

Sigma-Aldrich Malachite Green Solution offers dependable, microscopy-grade performance for bacterial spore staining and cytological applications. Its ready-to-use formulation and compatibility with established staining protocols make it a valuable addition to microbiology and histopathology laboratories.