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Organic Chemicals

Azur B

RA000683 CAS 531-55-5 Microscopy

Identity

Product code
RA000683
CAS number
531-55-5
Grade
Microscopy
Purity
80% dye content
Molecular formula
C15H16ClN3S
Molecular weight
305.83

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Dark green powder —
Melting point/ Freezing point [°C] 205 °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
Appearance Dark green to Brown Powder —
Dye content Min 80 % %
Absorption maxima in water 645 - 650 nm nm
Absorptivity (A 1%/1cm; at λmax; in water; on dried substances) Min 1600 —
Loss on drying (110 °C) Max 5 % %

Packaging

Pack size SKU
5 g RA000683-PK-5G
25 g RA000683-PK-25G