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Organic Chemicals

Bismarck Brown (R)

RA000786 CAS 5421-66-9 Microscopy

Identity

Product code
RA000786
CAS number
5421-66-9
Grade
Microscopy
Molecular formula
C21H24N8.2HCl
Molecular weight
461.39

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Dark brown powder —
Odour Odorless —
Melting point/ Freezing point [°C] 222 °C °C
Solubility in water [% weight] Soluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance Brown, gray-brown to deep brown, grey-brown or black powder or crystals — —
Absorption maxima (50% ethanol) 463 - 473 nm nm —
Extinction (1%/1CM) (1) Min 250.0 — UV

Packaging

Pack size SKU
25 g RA000786-PK-25G
100 g RA000786-PK-100G
1 kg RA000786-PK-1KG