Basic Fuchsin Powder C.I. 42510


Basic fuchsin is a fluorescent dye composed of rosaniline, magenta II, pararosaniline and new fuschsine. Basic fuchsin staining is certified to use for the detection of acid-fast bacilli and is commonly used in the Ziehl Neelsen staining method. This dye has also been shown to stain tubercle Bacillus and to compare E. coli and Aerobacter aerogenes.

Minimum Assay: >91%
Molecular Formula: C20H20ClN3
Molecular Weight: 337.86 g/mol
Melting Point: 268-270°C
Wavelength Absorption Max (Ethanol): 552nm
Absorption Ration (Lambad Max 15nm): 1.14
Specific Absorption(E1% in 100mm cell): 2445
Moisture Content: <8.26%
Storage Temperature: 20-24°C

Hazard Phrases: Harmful if swallowed. Suspected of causing cancer .

Prec Phrases: Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Wear protective gloves/protective clothing/eye protection/face protection. IF exposed or concerned: Get medical advice/attention. Store locked up. Dispose of contents/container.

Cas No: 632-99-5
Einecs No: 211-189-6

HS CODE: 32041300


Following the UK’s departure from the EU on 1 January 2021, all European shipments are sent on a DAP Basis (Delivered at Place).

This means that the buyer will be liable for import VAT at their prevailing national rate and for orders over 150€ (including carriage) import duties will become chargeable at your prevailing national rate.

The Duty is ascertained by your national customs authority based on the HS Code of each product. The HS Code is shown in the “European Shipment” section of each product page.


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